Home / 88,684.31-122,386.94-48,400.66

Finding the Fourth Proportional to 88,684.31, 122,386.94 and 48,400.66

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Solution

The fourth proportional to 88,684.31, 122,386.94 and 48,400.66 is: 66,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,684.31 : 122,386.94 = 48,400.66 : x
  2. Step 2: Convert to fraction form
    88,684.31/122,386.94 = 48,400.66/x
  3. Step 3: Cross multiply
    88,684.31x = 122,386.94 × 48,400.66
  4. Step 4: Simplify right side
    88,684.31x = 5,923,608,671.38
  5. Step 5: Solve for x
    x = 5,923,608,671.38/88,684.31
  6. Step 6: Final answer
    x = 66,794.33

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1.5x scale

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.