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Finding the Fourth Proportional to 146,951.64, 202,815.40 and 89,624.22

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Solution

The fourth proportional to 146,951.64, 202,815.40 and 89,624.22 is: 123,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,951.64 : 202,815.40 = 89,624.22 : x
  2. Step 2: Convert to fraction form
    146,951.64/202,815.40 = 89,624.22/x
  3. Step 3: Cross multiply
    146,951.64x = 202,815.40 × 89,624.22
  4. Step 4: Simplify right side
    146,951.64x = 18,177,172,028.99
  5. Step 5: Solve for x
    x = 18,177,172,028.99/146,951.64
  6. Step 6: Final answer
    x = 123,694.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.