Home / 61,574-132,988

Finding the Third Proportional to 61,574 and 132,988

Calculator

Solution

The third proportional to 61,574 and 132,988 is: 287,228.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,574 : 132,988 = 132,988 : x
  2. Step 2: Convert to fraction form
    61,574/132,988 = 132,988/x
  3. Step 3: Cross multiply
    61,574x = 132,988 × 132,988
  4. Step 4: Simplify right side
    61,574x = 17,685,808,144
  5. Step 5: Solve for x
    x = 17,685,808,144/61,574
  6. Step 6: Final answer
    x = 287,228.51

Related Problems

Find third proportional to 30,787 and 66,494
Half scale
Find third proportional to 123,148 and 265,976
Double scale
Find third proportional to 61,576 and 132,992
Similar ratio
Find third proportional to 92,361 and 199,482
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.