Home / 88,432.59-122,037.27-48,146.70

Finding the Fourth Proportional to 88,432.59, 122,037.27 and 48,146.70

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Solution

The fourth proportional to 88,432.59, 122,037.27 and 48,146.70 is: 66,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432.59 : 122,037.27 = 48,146.70 : x
  2. Step 2: Convert to fraction form
    88,432.59/122,037.27 = 48,146.70/x
  3. Step 3: Cross multiply
    88,432.59x = 122,037.27 × 48,146.70
  4. Step 4: Simplify right side
    88,432.59x = 5,875,691,827.51
  5. Step 5: Solve for x
    x = 5,875,691,827.51/88,432.59
  6. Step 6: Final answer
    x = 66,442.61

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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.