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Finding the Fourth Proportional to 64,474.72, 96,681.57 and 23,934.91

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Solution

The fourth proportional to 64,474.72, 96,681.57 and 23,934.91 is: 35,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,474.72 : 96,681.57 = 23,934.91 : x
  2. Step 2: Convert to fraction form
    64,474.72/96,681.57 = 23,934.91/x
  3. Step 3: Cross multiply
    64,474.72x = 96,681.57 × 23,934.91
  4. Step 4: Simplify right side
    64,474.72x = 2,314,064,676.61
  5. Step 5: Solve for x
    x = 2,314,064,676.61/64,474.72
  6. Step 6: Final answer
    x = 35,891.04

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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.