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Finding the Fourth Proportional to 80,312.60, 110,829.73 and 44,502.29

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Solution

The fourth proportional to 80,312.60, 110,829.73 and 44,502.29 is: 61,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,312.60 : 110,829.73 = 44,502.29 : x
  2. Step 2: Convert to fraction form
    80,312.60/110,829.73 = 44,502.29/x
  3. Step 3: Cross multiply
    80,312.60x = 110,829.73 × 44,502.29
  4. Step 4: Simplify right side
    80,312.60x = 4,932,176,785.08
  5. Step 5: Solve for x
    x = 4,932,176,785.08/80,312.60
  6. Step 6: Final answer
    x = 61,412.24

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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.