Home / 55,769.40-83,654.10-50,131.80

Finding the Fourth Proportional to 55,769.40, 83,654.10 and 50,131.80

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Solution

The fourth proportional to 55,769.40, 83,654.10 and 50,131.80 is: 75,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769.40 : 83,654.10 = 50,131.80 : x
  2. Step 2: Convert to fraction form
    55,769.40/83,654.10 = 50,131.80/x
  3. Step 3: Cross multiply
    55,769.40x = 83,654.10 × 50,131.80
  4. Step 4: Simplify right side
    55,769.40x = 4,193,730,610.38
  5. Step 5: Solve for x
    x = 4,193,730,610.38/55,769.40
  6. Step 6: Final answer
    x = 75,197.70

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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.