Home / 135,384-203,076-36,888

Finding the Fourth Proportional to 135,384, 203,076 and 36,888

Calculator

Solution

The fourth proportional to 135,384, 203,076 and 36,888 is: 55,332

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,384 : 203,076 = 36,888 : x
  2. Step 2: Convert to fraction form
    135,384/203,076 = 36,888/x
  3. Step 3: Cross multiply
    135,384x = 203,076 × 36,888
  4. Step 4: Simplify right side
    135,384x = 7,491,067,488
  5. Step 5: Solve for x
    x = 7,491,067,488/135,384
  6. Step 6: Final answer
    x = 55,332

Related Problems

Find fourth proportional to 67,692, 101,538 and 18,444
Half scale
Find fourth proportional to 270,768, 406,152 and 73,776
Double scale
Find fourth proportional to 135,385, 203,077.50 and 36,889
Similar ratio
Find fourth proportional to 203,076, 304,614 and 55,332
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.