Home / 99,541.38-149,333.07-32,977.70

Finding the Fourth Proportional to 99,541.38, 149,333.07 and 32,977.70

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Solution

The fourth proportional to 99,541.38, 149,333.07 and 32,977.70 is: 49,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,541.38 : 149,333.07 = 32,977.70 : x
  2. Step 2: Convert to fraction form
    99,541.38/149,333.07 = 32,977.70/x
  3. Step 3: Cross multiply
    99,541.38x = 149,333.07 × 32,977.70
  4. Step 4: Simplify right side
    99,541.38x = 4,924,661,182.54
  5. Step 5: Solve for x
    x = 4,924,661,182.54/99,541.38
  6. Step 6: Final answer
    x = 49,473.51

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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.