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Finding the Fourth Proportional to 160,052.48, 220,882.80 and 88,432.48

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Solution

The fourth proportional to 160,052.48, 220,882.80 and 88,432.48 is: 122,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,052.48 : 220,882.80 = 88,432.48 : x
  2. Step 2: Convert to fraction form
    160,052.48/220,882.80 = 88,432.48/x
  3. Step 3: Cross multiply
    160,052.48x = 220,882.80 × 88,432.48
  4. Step 4: Simplify right side
    160,052.48x = 19,533,213,793.34
  5. Step 5: Solve for x
    x = 19,533,213,793.34/160,052.48
  6. Step 6: Final answer
    x = 122,042.56

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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.