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Finding the Fourth Proportional to 159,747.01, 220,523.29 and 101,627.64

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Solution

The fourth proportional to 159,747.01, 220,523.29 and 101,627.64 is: 140,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,747.01 : 220,523.29 = 101,627.64 : x
  2. Step 2: Convert to fraction form
    159,747.01/220,523.29 = 101,627.64/x
  3. Step 3: Cross multiply
    159,747.01x = 220,523.29 × 101,627.64
  4. Step 4: Simplify right side
    159,747.01x = 22,411,261,019.60
  5. Step 5: Solve for x
    x = 22,411,261,019.60/159,747.01
  6. Step 6: Final answer
    x = 140,292.21

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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.