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Finding the Fourth Proportional to 88,532.25, 122,174.51 and 48,788.25

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Solution

The fourth proportional to 88,532.25, 122,174.51 and 48,788.25 is: 67,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,532.25 : 122,174.51 = 48,788.25 : x
  2. Step 2: Convert to fraction form
    88,532.25/122,174.51 = 48,788.25/x
  3. Step 3: Cross multiply
    88,532.25x = 122,174.51 × 48,788.25
  4. Step 4: Simplify right side
    88,532.25x = 5,960,680,293.57
  5. Step 5: Solve for x
    x = 5,960,680,293.57/88,532.25
  6. Step 6: Final answer
    x = 67,327.79

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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.