Home / 89,678.20-134,524.25-36,344.79

Finding the Fourth Proportional to 89,678.20, 134,524.25 and 36,344.79

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Solution

The fourth proportional to 89,678.20, 134,524.25 and 36,344.79 is: 54,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,678.20 : 134,524.25 = 36,344.79 : x
  2. Step 2: Convert to fraction form
    89,678.20/134,524.25 = 36,344.79/x
  3. Step 3: Cross multiply
    89,678.20x = 134,524.25 × 36,344.79
  4. Step 4: Simplify right side
    89,678.20x = 4,889,255,407.11
  5. Step 5: Solve for x
    x = 4,889,255,407.11/89,678.20
  6. Step 6: Final answer
    x = 54,520.00

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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.