Home / 237,069.72-327,139.16-129,617.01

Finding the Fourth Proportional to 237,069.72, 327,139.16 and 129,617.01

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Solution

The fourth proportional to 237,069.72, 327,139.16 and 129,617.01 is: 178,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,069.72 : 327,139.16 = 129,617.01 : x
  2. Step 2: Convert to fraction form
    237,069.72/327,139.16 = 129,617.01/x
  3. Step 3: Cross multiply
    237,069.72x = 327,139.16 × 129,617.01
  4. Step 4: Simplify right side
    237,069.72x = 42,402,799,125.03
  5. Step 5: Solve for x
    x = 42,402,799,125.03/237,069.72
  6. Step 6: Final answer
    x = 178,862.15

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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.