Home / 160,377.18-221,311.32-88,752.90

Finding the Fourth Proportional to 160,377.18, 221,311.32 and 88,752.90

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Solution

The fourth proportional to 160,377.18, 221,311.32 and 88,752.90 is: 122,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,377.18 : 221,311.32 = 88,752.90 : x
  2. Step 2: Convert to fraction form
    160,377.18/221,311.32 = 88,752.90/x
  3. Step 3: Cross multiply
    160,377.18x = 221,311.32 × 88,752.90
  4. Step 4: Simplify right side
    160,377.18x = 19,642,021,452.83
  5. Step 5: Solve for x
    x = 19,642,021,452.83/160,377.18
  6. Step 6: Final answer
    x = 122,473.92

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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.