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Finding the Fourth Proportional to 237,272, 327,435.38 and 129,842.02

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Solution

The fourth proportional to 237,272, 327,435.38 and 129,842.02 is: 179,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,272 : 327,435.38 = 129,842.02 : x
  2. Step 2: Convert to fraction form
    237,272/327,435.38 = 129,842.02/x
  3. Step 3: Cross multiply
    237,272x = 327,435.38 × 129,842.02
  4. Step 4: Simplify right side
    237,272x = 42,514,871,158.67
  5. Step 5: Solve for x
    x = 42,514,871,158.67/237,272
  6. Step 6: Final answer
    x = 179,182.00

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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.