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Finding the Fourth Proportional to 64,721.27, 97,092.97 and 29,663.93

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Solution

The fourth proportional to 64,721.27, 97,092.97 and 29,663.93 is: 44,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,721.27 : 97,092.97 = 29,663.93 : x
  2. Step 2: Convert to fraction form
    64,721.27/97,092.97 = 29,663.93/x
  3. Step 3: Cross multiply
    64,721.27x = 97,092.97 × 29,663.93
  4. Step 4: Simplify right side
    64,721.27x = 2,880,158,505.95
  5. Step 5: Solve for x
    x = 2,880,158,505.95/64,721.27
  6. Step 6: Final answer
    x = 44,500.96

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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.