Home / 148,022.28-204,257.97-83,487.96

Finding the Fourth Proportional to 148,022.28, 204,257.97 and 83,487.96

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Solution

The fourth proportional to 148,022.28, 204,257.97 and 83,487.96 is: 115,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,022.28 : 204,257.97 = 83,487.96 : x
  2. Step 2: Convert to fraction form
    148,022.28/204,257.97 = 83,487.96/x
  3. Step 3: Cross multiply
    148,022.28x = 204,257.97 × 83,487.96
  4. Step 4: Simplify right side
    148,022.28x = 17,053,081,229.04
  5. Step 5: Solve for x
    x = 17,053,081,229.04/148,022.28
  6. Step 6: Final answer
    x = 115,206.18

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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.