Home / 165,037.12-227,755.92-89,590.48

Finding the Fourth Proportional to 165,037.12, 227,755.92 and 89,590.48

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Solution

The fourth proportional to 165,037.12, 227,755.92 and 89,590.48 is: 123,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,037.12 : 227,755.92 = 89,590.48 : x
  2. Step 2: Convert to fraction form
    165,037.12/227,755.92 = 89,590.48/x
  3. Step 3: Cross multiply
    165,037.12x = 227,755.92 × 89,590.48
  4. Step 4: Simplify right side
    165,037.12x = 20,404,762,195.64
  5. Step 5: Solve for x
    x = 20,404,762,195.64/165,037.12
  6. Step 6: Final answer
    x = 123,637.41

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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.