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Finding the Fourth Proportional to 54,727.80, 82,091.70 and 35,044.80

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Solution

The fourth proportional to 54,727.80, 82,091.70 and 35,044.80 is: 52,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,727.80 : 82,091.70 = 35,044.80 : x
  2. Step 2: Convert to fraction form
    54,727.80/82,091.70 = 35,044.80/x
  3. Step 3: Cross multiply
    54,727.80x = 82,091.70 × 35,044.80
  4. Step 4: Simplify right side
    54,727.80x = 2,876,887,208.16
  5. Step 5: Solve for x
    x = 2,876,887,208.16/54,727.80
  6. Step 6: Final answer
    x = 52,567.20

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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.