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Finding the Fourth Proportional to 89,597.84, 134,348.04 and 44,520.32

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Solution

The fourth proportional to 89,597.84, 134,348.04 and 44,520.32 is: 66,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,597.84 : 134,348.04 = 44,520.32 : x
  2. Step 2: Convert to fraction form
    89,597.84/134,348.04 = 44,520.32/x
  3. Step 3: Cross multiply
    89,597.84x = 134,348.04 × 44,520.32
  4. Step 4: Simplify right side
    89,597.84x = 5,981,217,060.43
  5. Step 5: Solve for x
    x = 5,981,217,060.43/89,597.84
  6. Step 6: Final answer
    x = 66,756.27

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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.