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Finding the Fourth Proportional to 182,181.29, 251,280.02 and 157,938.90

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Solution

The fourth proportional to 182,181.29, 251,280.02 and 157,938.90 is: 217,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,181.29 : 251,280.02 = 157,938.90 : x
  2. Step 2: Convert to fraction form
    182,181.29/251,280.02 = 157,938.90/x
  3. Step 3: Cross multiply
    182,181.29x = 251,280.02 × 157,938.90
  4. Step 4: Simplify right side
    182,181.29x = 39,686,891,008.61
  5. Step 5: Solve for x
    x = 39,686,891,008.61/182,181.29
  6. Step 6: Final answer
    x = 217,842.85

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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.