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Finding the Fourth Proportional to 59,897.34, 89,856 and 29,912.94

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Solution

The fourth proportional to 59,897.34, 89,856 and 29,912.94 is: 44,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,897.34 : 89,856 = 29,912.94 : x
  2. Step 2: Convert to fraction form
    59,897.34/89,856 = 29,912.94/x
  3. Step 3: Cross multiply
    59,897.34x = 89,856 × 29,912.94
  4. Step 4: Simplify right side
    59,897.34x = 2,687,857,136.64
  5. Step 5: Solve for x
    x = 2,687,857,136.64/59,897.34
  6. Step 6: Final answer
    x = 44,874.40

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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.