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Finding the Fourth Proportional to 52,310.91, 78,469.93 and 14,873.93

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Solution

The fourth proportional to 52,310.91, 78,469.93 and 14,873.93 is: 22,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,310.91 : 78,469.93 = 14,873.93 : x
  2. Step 2: Convert to fraction form
    52,310.91/78,469.93 = 14,873.93/x
  3. Step 3: Cross multiply
    52,310.91x = 78,469.93 × 14,873.93
  4. Step 4: Simplify right side
    52,310.91x = 1,167,156,166.43
  5. Step 5: Solve for x
    x = 1,167,156,166.43/52,310.91
  6. Step 6: Final answer
    x = 22,311.91

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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.