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Finding the Fourth Proportional to 62,625.96, 93,938.94 and 47,861.28

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Solution

The fourth proportional to 62,625.96, 93,938.94 and 47,861.28 is: 71,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,625.96 : 93,938.94 = 47,861.28 : x
  2. Step 2: Convert to fraction form
    62,625.96/93,938.94 = 47,861.28/x
  3. Step 3: Cross multiply
    62,625.96x = 93,938.94 × 47,861.28
  4. Step 4: Simplify right side
    62,625.96x = 4,496,037,910.24
  5. Step 5: Solve for x
    x = 4,496,037,910.24/62,625.96
  6. Step 6: Final answer
    x = 71,791.92

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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.