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Finding the Fourth Proportional to 64,294.95, 88,644.79 and 44,116.80

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Solution

The fourth proportional to 64,294.95, 88,644.79 and 44,116.80 is: 60,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,294.95 : 88,644.79 = 44,116.80 : x
  2. Step 2: Convert to fraction form
    64,294.95/88,644.79 = 44,116.80/x
  3. Step 3: Cross multiply
    64,294.95x = 88,644.79 × 44,116.80
  4. Step 4: Simplify right side
    64,294.95x = 3,910,724,568.75
  5. Step 5: Solve for x
    x = 3,910,724,568.75/64,294.95
  6. Step 6: Final answer
    x = 60,824.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.