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Finding the Fourth Proportional to 80,110.50, 110,550.66 and 44,300.81

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Solution

The fourth proportional to 80,110.50, 110,550.66 and 44,300.81 is: 61,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,110.50 : 110,550.66 = 44,300.81 : x
  2. Step 2: Convert to fraction form
    80,110.50/110,550.66 = 44,300.81/x
  3. Step 3: Cross multiply
    80,110.50x = 110,550.66 × 44,300.81
  4. Step 4: Simplify right side
    80,110.50x = 4,897,483,231.28
  5. Step 5: Solve for x
    x = 4,897,483,231.28/80,110.50
  6. Step 6: Final answer
    x = 61,134.10

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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.