Home / 88,759.11-122,488.55-48,474.06

Finding the Fourth Proportional to 88,759.11, 122,488.55 and 48,474.06

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Solution

The fourth proportional to 88,759.11, 122,488.55 and 48,474.06 is: 66,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,759.11 : 122,488.55 = 48,474.06 : x
  2. Step 2: Convert to fraction form
    88,759.11/122,488.55 = 48,474.06/x
  3. Step 3: Cross multiply
    88,759.11x = 122,488.55 × 48,474.06
  4. Step 4: Simplify right side
    88,759.11x = 5,937,517,079.64
  5. Step 5: Solve for x
    x = 5,937,517,079.64/88,759.11
  6. Step 6: Final answer
    x = 66,894.73

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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.