Home / 71,590.20-107,166.60-55,843.80

Finding the Fourth Proportional to 71,590.20, 107,166.60 and 55,843.80

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Solution

The fourth proportional to 71,590.20, 107,166.60 and 55,843.80 is: 83,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,590.20 : 107,166.60 = 55,843.80 : x
  2. Step 2: Convert to fraction form
    71,590.20/107,166.60 = 55,843.80/x
  3. Step 3: Cross multiply
    71,590.20x = 107,166.60 × 55,843.80
  4. Step 4: Simplify right side
    71,590.20x = 5,984,590,177.08
  5. Step 5: Solve for x
    x = 5,984,590,177.08/71,590.20
  6. Step 6: Final answer
    x = 83,595.10

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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.