Home / 88,438.24-122,040.67-48,151.87

Finding the Fourth Proportional to 88,438.24, 122,040.67 and 48,151.87

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Solution

The fourth proportional to 88,438.24, 122,040.67 and 48,151.87 is: 66,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,438.24 : 122,040.67 = 48,151.87 : x
  2. Step 2: Convert to fraction form
    88,438.24/122,040.67 = 48,151.87/x
  3. Step 3: Cross multiply
    88,438.24x = 122,040.67 × 48,151.87
  4. Step 4: Simplify right side
    88,438.24x = 5,876,486,476.55
  5. Step 5: Solve for x
    x = 5,876,486,476.55/88,438.24
  6. Step 6: Final answer
    x = 66,447.35

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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.