Home / 88,418.33-122,018.33-48,132.80

Finding the Fourth Proportional to 88,418.33, 122,018.33 and 48,132.80

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Solution

The fourth proportional to 88,418.33, 122,018.33 and 48,132.80 is: 66,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,418.33 : 122,018.33 = 48,132.80 : x
  2. Step 2: Convert to fraction form
    88,418.33/122,018.33 = 48,132.80/x
  3. Step 3: Cross multiply
    88,418.33x = 122,018.33 × 48,132.80
  4. Step 4: Simplify right side
    88,418.33x = 5,873,084,299.60
  5. Step 5: Solve for x
    x = 5,873,084,299.60/88,418.33
  6. Step 6: Final answer
    x = 66,423.83

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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.