Home / 89,577.60-134,366.40-32,655.78

Finding the Fourth Proportional to 89,577.60, 134,366.40 and 32,655.78

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Solution

The fourth proportional to 89,577.60, 134,366.40 and 32,655.78 is: 48,983.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,577.60 : 134,366.40 = 32,655.78 : x
  2. Step 2: Convert to fraction form
    89,577.60/134,366.40 = 32,655.78/x
  3. Step 3: Cross multiply
    89,577.60x = 134,366.40 × 32,655.78
  4. Step 4: Simplify right side
    89,577.60x = 4,387,838,925.96
  5. Step 5: Solve for x
    x = 4,387,838,925.96/89,577.60
  6. Step 6: Final answer
    x = 48,983.66

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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.