Home / 237,459.52-327,694.68-128,565.04

Finding the Fourth Proportional to 237,459.52, 327,694.68 and 128,565.04

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Solution

The fourth proportional to 237,459.52, 327,694.68 and 128,565.04 is: 177,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,459.52 : 327,694.68 = 128,565.04 : x
  2. Step 2: Convert to fraction form
    237,459.52/327,694.68 = 128,565.04/x
  3. Step 3: Cross multiply
    237,459.52x = 327,694.68 × 128,565.04
  4. Step 4: Simplify right side
    237,459.52x = 42,130,079,641.99
  5. Step 5: Solve for x
    x = 42,130,079,641.99/237,459.52
  6. Step 6: Final answer
    x = 177,420.05

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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.