Home / 165,011.60-227,715.96-89,560.08

Finding the Fourth Proportional to 165,011.60, 227,715.96 and 89,560.08

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Solution

The fourth proportional to 165,011.60, 227,715.96 and 89,560.08 is: 123,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,011.60 : 227,715.96 = 89,560.08 : x
  2. Step 2: Convert to fraction form
    165,011.60/227,715.96 = 89,560.08/x
  3. Step 3: Cross multiply
    165,011.60x = 227,715.96 × 89,560.08
  4. Step 4: Simplify right side
    165,011.60x = 20,394,259,594.88
  5. Step 5: Solve for x
    x = 20,394,259,594.88/165,011.60
  6. Step 6: Final answer
    x = 123,592.88

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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.