Home / 160,141.10-220,990.83-88,519.28

Finding the Fourth Proportional to 160,141.10, 220,990.83 and 88,519.28

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Solution

The fourth proportional to 160,141.10, 220,990.83 and 88,519.28 is: 122,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,141.10 : 220,990.83 = 88,519.28 : x
  2. Step 2: Convert to fraction form
    160,141.10/220,990.83 = 88,519.28/x
  3. Step 3: Cross multiply
    160,141.10x = 220,990.83 × 88,519.28
  4. Step 4: Simplify right side
    160,141.10x = 19,561,949,158.20
  5. Step 5: Solve for x
    x = 19,561,949,158.20/160,141.10
  6. Step 6: Final answer
    x = 122,154.46

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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.