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Finding the Fourth Proportional to 80,108.76, 110,542.68 and 46,108.20

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Solution

The fourth proportional to 80,108.76, 110,542.68 and 46,108.20 is: 63,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,108.76 : 110,542.68 = 46,108.20 : x
  2. Step 2: Convert to fraction form
    80,108.76/110,542.68 = 46,108.20/x
  3. Step 3: Cross multiply
    80,108.76x = 110,542.68 × 46,108.20
  4. Step 4: Simplify right side
    80,108.76x = 5,096,923,997.98
  5. Step 5: Solve for x
    x = 5,096,923,997.98/80,108.76
  6. Step 6: Final answer
    x = 63,625.05

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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.