Home / 88,922.16-122,757.16-68,733.44

Finding the Fourth Proportional to 88,922.16, 122,757.16 and 68,733.44

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Solution

The fourth proportional to 88,922.16, 122,757.16 and 68,733.44 is: 94,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,922.16 : 122,757.16 = 68,733.44 : x
  2. Step 2: Convert to fraction form
    88,922.16/122,757.16 = 68,733.44/x
  3. Step 3: Cross multiply
    88,922.16x = 122,757.16 × 68,733.44
  4. Step 4: Simplify right side
    88,922.16x = 8,437,521,891.43
  5. Step 5: Solve for x
    x = 8,437,521,891.43/88,922.16
  6. Step 6: Final answer
    x = 94,886.61

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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.