Home / 88,418.06-122,016.93-48,132.12

Finding the Fourth Proportional to 88,418.06, 122,016.93 and 48,132.12

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Solution

The fourth proportional to 88,418.06, 122,016.93 and 48,132.12 is: 66,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,418.06 : 122,016.93 = 48,132.12 : x
  2. Step 2: Convert to fraction form
    88,418.06/122,016.93 = 48,132.12/x
  3. Step 3: Cross multiply
    88,418.06x = 122,016.93 × 48,132.12
  4. Step 4: Simplify right side
    88,418.06x = 5,872,933,516.79
  5. Step 5: Solve for x
    x = 5,872,933,516.79/88,418.06
  6. Step 6: Final answer
    x = 66,422.33

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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.