Home / 88,432.85-122,036.60-48,146.54

Finding the Fourth Proportional to 88,432.85, 122,036.60 and 48,146.54

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Solution

The fourth proportional to 88,432.85, 122,036.60 and 48,146.54 is: 66,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432.85 : 122,036.60 = 48,146.54 : x
  2. Step 2: Convert to fraction form
    88,432.85/122,036.60 = 48,146.54/x
  3. Step 3: Cross multiply
    88,432.85x = 122,036.60 × 48,146.54
  4. Step 4: Simplify right side
    88,432.85x = 5,875,639,553.55
  5. Step 5: Solve for x
    x = 5,875,639,553.55/88,432.85
  6. Step 6: Final answer
    x = 66,441.82

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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.