Home / 88,679.07-122,373.32-48,391.83

Finding the Fourth Proportional to 88,679.07, 122,373.32 and 48,391.83

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Solution

The fourth proportional to 88,679.07, 122,373.32 and 48,391.83 is: 66,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,679.07 : 122,373.32 = 48,391.83 : x
  2. Step 2: Convert to fraction form
    88,679.07/122,373.32 = 48,391.83/x
  3. Step 3: Cross multiply
    88,679.07x = 122,373.32 × 48,391.83
  4. Step 4: Simplify right side
    88,679.07x = 5,921,868,656.02
  5. Step 5: Solve for x
    x = 5,921,868,656.02/88,679.07
  6. Step 6: Final answer
    x = 66,778.65

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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.