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Finding the Fourth Proportional to 80,492.60, 111,081.02 and 44,684.92

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Solution

The fourth proportional to 80,492.60, 111,081.02 and 44,684.92 is: 61,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,492.60 : 111,081.02 = 44,684.92 : x
  2. Step 2: Convert to fraction form
    80,492.60/111,081.02 = 44,684.92/x
  3. Step 3: Cross multiply
    80,492.60x = 111,081.02 × 44,684.92
  4. Step 4: Simplify right side
    80,492.60x = 4,963,646,492.22
  5. Step 5: Solve for x
    x = 4,963,646,492.22/80,492.60
  6. Step 6: Final answer
    x = 61,665.87

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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.