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Finding the Fourth Proportional to 52,898.75, 79,353.24 and 15,457.97

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Solution

The fourth proportional to 52,898.75, 79,353.24 and 15,457.97 is: 23,188.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,898.75 : 79,353.24 = 15,457.97 : x
  2. Step 2: Convert to fraction form
    52,898.75/79,353.24 = 15,457.97/x
  3. Step 3: Cross multiply
    52,898.75x = 79,353.24 × 15,457.97
  4. Step 4: Simplify right side
    52,898.75x = 1,226,640,143.74
  5. Step 5: Solve for x
    x = 1,226,640,143.74/52,898.75
  6. Step 6: Final answer
    x = 23,188.45

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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.