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Finding the Fourth Proportional to 94,321.80, 141,482.70 and 44,385.30

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Solution

The fourth proportional to 94,321.80, 141,482.70 and 44,385.30 is: 66,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,321.80 : 141,482.70 = 44,385.30 : x
  2. Step 2: Convert to fraction form
    94,321.80/141,482.70 = 44,385.30/x
  3. Step 3: Cross multiply
    94,321.80x = 141,482.70 × 44,385.30
  4. Step 4: Simplify right side
    94,321.80x = 6,279,752,084.31
  5. Step 5: Solve for x
    x = 6,279,752,084.31/94,321.80
  6. Step 6: Final answer
    x = 66,577.95

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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.