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Finding the Fourth Proportional to 73,188.59, 101,000.27 and 39,654.59

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Solution

The fourth proportional to 73,188.59, 101,000.27 and 39,654.59 is: 54,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,188.59 : 101,000.27 = 39,654.59 : x
  2. Step 2: Convert to fraction form
    73,188.59/101,000.27 = 39,654.59/x
  3. Step 3: Cross multiply
    73,188.59x = 101,000.27 × 39,654.59
  4. Step 4: Simplify right side
    73,188.59x = 4,005,124,098.47
  5. Step 5: Solve for x
    x = 4,005,124,098.47/73,188.59
  6. Step 6: Final answer
    x = 54,723.34

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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.