Home / 159,732.14-220,430.36-88,112.34

Finding the Fourth Proportional to 159,732.14, 220,430.36 and 88,112.34

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Solution

The fourth proportional to 159,732.14, 220,430.36 and 88,112.34 is: 121,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,732.14 : 220,430.36 = 88,112.34 : x
  2. Step 2: Convert to fraction form
    159,732.14/220,430.36 = 88,112.34/x
  3. Step 3: Cross multiply
    159,732.14x = 220,430.36 × 88,112.34
  4. Step 4: Simplify right side
    159,732.14x = 19,422,635,046.92
  5. Step 5: Solve for x
    x = 19,422,635,046.92/159,732.14
  6. Step 6: Final answer
    x = 121,595.04

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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.