Home / 159,654.26-220,323.34-88,032.71

Finding the Fourth Proportional to 159,654.26, 220,323.34 and 88,032.71

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Solution

The fourth proportional to 159,654.26, 220,323.34 and 88,032.71 is: 121,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,654.26 : 220,323.34 = 88,032.71 : x
  2. Step 2: Convert to fraction form
    159,654.26/220,323.34 = 88,032.71/x
  3. Step 3: Cross multiply
    159,654.26x = 220,323.34 × 88,032.71
  4. Step 4: Simplify right side
    159,654.26x = 19,395,661,357.30
  5. Step 5: Solve for x
    x = 19,395,661,357.30/159,654.26
  6. Step 6: Final answer
    x = 121,485.40

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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.