Home / 88,605.76-122,275.97-48,318.48

Finding the Fourth Proportional to 88,605.76, 122,275.97 and 48,318.48

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Solution

The fourth proportional to 88,605.76, 122,275.97 and 48,318.48 is: 66,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,605.76 : 122,275.97 = 48,318.48 : x
  2. Step 2: Convert to fraction form
    88,605.76/122,275.97 = 48,318.48/x
  3. Step 3: Cross multiply
    88,605.76x = 122,275.97 × 48,318.48
  4. Step 4: Simplify right side
    88,605.76x = 5,908,189,010.93
  5. Step 5: Solve for x
    x = 5,908,189,010.93/88,605.76
  6. Step 6: Final answer
    x = 66,679.51

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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.