Home / 160,063.48-220,885.14-88,442.20

Finding the Fourth Proportional to 160,063.48, 220,885.14 and 88,442.20

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Solution

The fourth proportional to 160,063.48, 220,885.14 and 88,442.20 is: 122,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,063.48 : 220,885.14 = 88,442.20 : x
  2. Step 2: Convert to fraction form
    160,063.48/220,885.14 = 88,442.20/x
  3. Step 3: Cross multiply
    160,063.48x = 220,885.14 × 88,442.20
  4. Step 4: Simplify right side
    160,063.48x = 19,535,567,728.91
  5. Step 5: Solve for x
    x = 19,535,567,728.91/160,063.48
  6. Step 6: Final answer
    x = 122,048.88

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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.