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Finding the Fourth Proportional to 36,117.20, 54,175.80 and 29,550.80

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Solution

The fourth proportional to 36,117.20, 54,175.80 and 29,550.80 is: 44,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.20 : 54,175.80 = 29,550.80 : x
  2. Step 2: Convert to fraction form
    36,117.20/54,175.80 = 29,550.80/x
  3. Step 3: Cross multiply
    36,117.20x = 54,175.80 × 29,550.80
  4. Step 4: Simplify right side
    36,117.20x = 1,600,938,230.64
  5. Step 5: Solve for x
    x = 1,600,938,230.64/36,117.20
  6. Step 6: Final answer
    x = 44,326.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.