Home / 160,151.12-221,006.92-88,527.68

Finding the Fourth Proportional to 160,151.12, 221,006.92 and 88,527.68

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Solution

The fourth proportional to 160,151.12, 221,006.92 and 88,527.68 is: 122,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,151.12 : 221,006.92 = 88,527.68 : x
  2. Step 2: Convert to fraction form
    160,151.12/221,006.92 = 88,527.68/x
  3. Step 3: Cross multiply
    160,151.12x = 221,006.92 × 88,527.68
  4. Step 4: Simplify right side
    160,151.12x = 19,565,229,891.55
  5. Step 5: Solve for x
    x = 19,565,229,891.55/160,151.12
  6. Step 6: Final answer
    x = 122,167.30

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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.