Home / 160,003.20-220,803.02-88,388.22

Finding the Fourth Proportional to 160,003.20, 220,803.02 and 88,388.22

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Solution

The fourth proportional to 160,003.20, 220,803.02 and 88,388.22 is: 121,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,003.20 : 220,803.02 = 88,388.22 : x
  2. Step 2: Convert to fraction form
    160,003.20/220,803.02 = 88,388.22/x
  3. Step 3: Cross multiply
    160,003.20x = 220,803.02 × 88,388.22
  4. Step 4: Simplify right side
    160,003.20x = 19,516,385,908.42
  5. Step 5: Solve for x
    x = 19,516,385,908.42/160,003.20
  6. Step 6: Final answer
    x = 121,974.97

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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.