Home / 89,591.76-134,505.72-52,186.32

Finding the Fourth Proportional to 89,591.76, 134,505.72 and 52,186.32

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Solution

The fourth proportional to 89,591.76, 134,505.72 and 52,186.32 is: 78,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,591.76 : 134,505.72 = 52,186.32 : x
  2. Step 2: Convert to fraction form
    89,591.76/134,505.72 = 52,186.32/x
  3. Step 3: Cross multiply
    89,591.76x = 134,505.72 × 52,186.32
  4. Step 4: Simplify right side
    89,591.76x = 7,019,358,545.75
  5. Step 5: Solve for x
    x = 7,019,358,545.75/89,591.76
  6. Step 6: Final answer
    x = 78,348.26

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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.