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Finding the Fourth Proportional to 80,366.57, 110,904.15 and 46,372.39

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Solution

The fourth proportional to 80,366.57, 110,904.15 and 46,372.39 is: 63,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,366.57 : 110,904.15 = 46,372.39 : x
  2. Step 2: Convert to fraction form
    80,366.57/110,904.15 = 46,372.39/x
  3. Step 3: Cross multiply
    80,366.57x = 110,904.15 × 46,372.39
  4. Step 4: Simplify right side
    80,366.57x = 5,142,890,393.05
  5. Step 5: Solve for x
    x = 5,142,890,393.05/80,366.57
  6. Step 6: Final answer
    x = 63,992.91

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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.