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Finding the Fourth Proportional to 80,070.29, 110,492.19 and 44,258.16

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Solution

The fourth proportional to 80,070.29, 110,492.19 and 44,258.16 is: 61,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,070.29 : 110,492.19 = 44,258.16 : x
  2. Step 2: Convert to fraction form
    80,070.29/110,492.19 = 44,258.16/x
  3. Step 3: Cross multiply
    80,070.29x = 110,492.19 × 44,258.16
  4. Step 4: Simplify right side
    80,070.29x = 4,890,181,023.77
  5. Step 5: Solve for x
    x = 4,890,181,023.77/80,070.29
  6. Step 6: Final answer
    x = 61,073.61

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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.