Home / 134,591.31-201,817.13-39,809.04

Finding the Fourth Proportional to 134,591.31, 201,817.13 and 39,809.04

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Solution

The fourth proportional to 134,591.31, 201,817.13 and 39,809.04 is: 59,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,591.31 : 201,817.13 = 39,809.04 : x
  2. Step 2: Convert to fraction form
    134,591.31/201,817.13 = 39,809.04/x
  3. Step 3: Cross multiply
    134,591.31x = 201,817.13 × 39,809.04
  4. Step 4: Simplify right side
    134,591.31x = 8,034,146,200.86
  5. Step 5: Solve for x
    x = 8,034,146,200.86/134,591.31
  6. Step 6: Final answer
    x = 59,692.90

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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.