Home / 152,747.10-229,046.65-89,587.90

Finding the Fourth Proportional to 152,747.10, 229,046.65 and 89,587.90

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Solution

The fourth proportional to 152,747.10, 229,046.65 and 89,587.90 is: 134,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,747.10 : 229,046.65 = 89,587.90 : x
  2. Step 2: Convert to fraction form
    152,747.10/229,046.65 = 89,587.90/x
  3. Step 3: Cross multiply
    152,747.10x = 229,046.65 × 89,587.90
  4. Step 4: Simplify right side
    152,747.10x = 20,519,808,437.87
  5. Step 5: Solve for x
    x = 20,519,808,437.87/152,747.10
  6. Step 6: Final answer
    x = 134,338.45

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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.