Home / 56,209.60-84,314.40-36,251.20

Finding the Fourth Proportional to 56,209.60, 84,314.40 and 36,251.20

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Solution

The fourth proportional to 56,209.60, 84,314.40 and 36,251.20 is: 54,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,209.60 : 84,314.40 = 36,251.20 : x
  2. Step 2: Convert to fraction form
    56,209.60/84,314.40 = 36,251.20/x
  3. Step 3: Cross multiply
    56,209.60x = 84,314.40 × 36,251.20
  4. Step 4: Simplify right side
    56,209.60x = 3,056,498,177.28
  5. Step 5: Solve for x
    x = 3,056,498,177.28/56,209.60
  6. Step 6: Final answer
    x = 54,376.80

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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.