Home / 88,635.42-122,314.65-48,350.10

Finding the Fourth Proportional to 88,635.42, 122,314.65 and 48,350.10

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Solution

The fourth proportional to 88,635.42, 122,314.65 and 48,350.10 is: 66,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,635.42 : 122,314.65 = 48,350.10 : x
  2. Step 2: Convert to fraction form
    88,635.42/122,314.65 = 48,350.10/x
  3. Step 3: Cross multiply
    88,635.42x = 122,314.65 × 48,350.10
  4. Step 4: Simplify right side
    88,635.42x = 5,913,925,558.97
  5. Step 5: Solve for x
    x = 5,913,925,558.97/88,635.42
  6. Step 6: Final answer
    x = 66,721.92

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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.