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Finding the Fourth Proportional to 80,310.93, 110,827.24 and 46,319.48

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Solution

The fourth proportional to 80,310.93, 110,827.24 and 46,319.48 is: 63,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,310.93 : 110,827.24 = 46,319.48 : x
  2. Step 2: Convert to fraction form
    80,310.93/110,827.24 = 46,319.48/x
  3. Step 3: Cross multiply
    80,310.93x = 110,827.24 × 46,319.48
  4. Step 4: Simplify right side
    80,310.93x = 5,133,459,872.30
  5. Step 5: Solve for x
    x = 5,133,459,872.30/80,310.93
  6. Step 6: Final answer
    x = 63,919.82

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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.