Home / 210,184.80-290,055.76-114,693.60

Finding the Fourth Proportional to 210,184.80, 290,055.76 and 114,693.60

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Solution

The fourth proportional to 210,184.80, 290,055.76 and 114,693.60 is: 158,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,184.80 : 290,055.76 = 114,693.60 : x
  2. Step 2: Convert to fraction form
    210,184.80/290,055.76 = 114,693.60/x
  3. Step 3: Cross multiply
    210,184.80x = 290,055.76 × 114,693.60
  4. Step 4: Simplify right side
    210,184.80x = 33,267,539,315.14
  5. Step 5: Solve for x
    x = 33,267,539,315.14/210,184.80
  6. Step 6: Final answer
    x = 158,277.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.