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Finding the Fourth Proportional to 63,600.80, 95,401.20 and 56,383.70

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Solution

The fourth proportional to 63,600.80, 95,401.20 and 56,383.70 is: 84,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,600.80 : 95,401.20 = 56,383.70 : x
  2. Step 2: Convert to fraction form
    63,600.80/95,401.20 = 56,383.70/x
  3. Step 3: Cross multiply
    63,600.80x = 95,401.20 × 56,383.70
  4. Step 4: Simplify right side
    63,600.80x = 5,379,072,640.44
  5. Step 5: Solve for x
    x = 5,379,072,640.44/63,600.80
  6. Step 6: Final answer
    x = 84,575.55

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1.5x scale

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.