Home / 160,017.26-220,815.65-88,383.42

Finding the Fourth Proportional to 160,017.26, 220,815.65 and 88,383.42

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Solution

The fourth proportional to 160,017.26, 220,815.65 and 88,383.42 is: 121,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,017.26 : 220,815.65 = 88,383.42 : x
  2. Step 2: Convert to fraction form
    160,017.26/220,815.65 = 88,383.42/x
  3. Step 3: Cross multiply
    160,017.26x = 220,815.65 × 88,383.42
  4. Step 4: Simplify right side
    160,017.26x = 19,516,442,557.48
  5. Step 5: Solve for x
    x = 19,516,442,557.48/160,017.26
  6. Step 6: Final answer
    x = 121,964.61

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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.