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Finding the Fourth Proportional to 89,148.58, 133,673.65 and 36,594.97

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Solution

The fourth proportional to 89,148.58, 133,673.65 and 36,594.97 is: 54,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,148.58 : 133,673.65 = 36,594.97 : x
  2. Step 2: Convert to fraction form
    89,148.58/133,673.65 = 36,594.97/x
  3. Step 3: Cross multiply
    89,148.58x = 133,673.65 × 36,594.97
  4. Step 4: Simplify right side
    89,148.58x = 4,891,782,785.87
  5. Step 5: Solve for x
    x = 4,891,782,785.87/89,148.58
  6. Step 6: Final answer
    x = 54,872.25

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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.