Home / 160,118.19-220,974.55-88,496.66

Finding the Fourth Proportional to 160,118.19, 220,974.55 and 88,496.66

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Solution

The fourth proportional to 160,118.19, 220,974.55 and 88,496.66 is: 122,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,118.19 : 220,974.55 = 88,496.66 : x
  2. Step 2: Convert to fraction form
    160,118.19/220,974.55 = 88,496.66/x
  3. Step 3: Cross multiply
    160,118.19x = 220,974.55 × 88,496.66
  4. Step 4: Simplify right side
    160,118.19x = 19,555,509,951.20
  5. Step 5: Solve for x
    x = 19,555,509,951.20/160,118.19
  6. Step 6: Final answer
    x = 122,131.72

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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.