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Finding the Fourth Proportional to 108,000.38, 161,984.13 and 41,471.84

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Solution

The fourth proportional to 108,000.38, 161,984.13 and 41,471.84 is: 62,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,000.38 : 161,984.13 = 41,471.84 : x
  2. Step 2: Convert to fraction form
    108,000.38/161,984.13 = 41,471.84/x
  3. Step 3: Cross multiply
    108,000.38x = 161,984.13 × 41,471.84
  4. Step 4: Simplify right side
    108,000.38x = 6,717,779,111.98
  5. Step 5: Solve for x
    x = 6,717,779,111.98/108,000.38
  6. Step 6: Final answer
    x = 62,201.44

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1.5x scale

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.