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Finding the Fourth Proportional to 88,442.56, 122,044.56 and 50,202.88

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Solution

The fourth proportional to 88,442.56, 122,044.56 and 50,202.88 is: 69,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,442.56 : 122,044.56 = 50,202.88 : x
  2. Step 2: Convert to fraction form
    88,442.56/122,044.56 = 50,202.88/x
  3. Step 3: Cross multiply
    88,442.56x = 122,044.56 × 50,202.88
  4. Step 4: Simplify right side
    88,442.56x = 6,126,988,400.33
  5. Step 5: Solve for x
    x = 6,126,988,400.33/88,442.56
  6. Step 6: Final answer
    x = 69,276.47

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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.