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Finding the Fourth Proportional to 61,697.28, 92,545.02 and 14,949.84

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Solution

The fourth proportional to 61,697.28, 92,545.02 and 14,949.84 is: 22,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,697.28 : 92,545.02 = 14,949.84 : x
  2. Step 2: Convert to fraction form
    61,697.28/92,545.02 = 14,949.84/x
  3. Step 3: Cross multiply
    61,697.28x = 92,545.02 × 14,949.84
  4. Step 4: Simplify right side
    61,697.28x = 1,383,533,241.80
  5. Step 5: Solve for x
    x = 1,383,533,241.80/61,697.28
  6. Step 6: Final answer
    x = 22,424.54

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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.