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Finding the Fourth Proportional to 64,866.54, 97,311.57 and 29,344.59

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Solution

The fourth proportional to 64,866.54, 97,311.57 and 29,344.59 is: 44,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,866.54 : 97,311.57 = 29,344.59 : x
  2. Step 2: Convert to fraction form
    64,866.54/97,311.57 = 29,344.59/x
  3. Step 3: Cross multiply
    64,866.54x = 97,311.57 × 29,344.59
  4. Step 4: Simplify right side
    64,866.54x = 2,855,568,123.91
  5. Step 5: Solve for x
    x = 2,855,568,123.91/64,866.54
  6. Step 6: Final answer
    x = 44,022.21

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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.