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Finding the Fourth Proportional to 141,832.63, 212,751.17 and 42,002.97

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Solution

The fourth proportional to 141,832.63, 212,751.17 and 42,002.97 is: 63,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,832.63 : 212,751.17 = 42,002.97 : x
  2. Step 2: Convert to fraction form
    141,832.63/212,751.17 = 42,002.97/x
  3. Step 3: Cross multiply
    141,832.63x = 212,751.17 × 42,002.97
  4. Step 4: Simplify right side
    141,832.63x = 8,936,181,010.97
  5. Step 5: Solve for x
    x = 8,936,181,010.97/141,832.63
  6. Step 6: Final answer
    x = 63,005.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.