Home / 56,177.55-77,367.15-54,952.83

Finding the Fourth Proportional to 56,177.55, 77,367.15 and 54,952.83

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Solution

The fourth proportional to 56,177.55, 77,367.15 and 54,952.83 is: 75,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,177.55 : 77,367.15 = 54,952.83 : x
  2. Step 2: Convert to fraction form
    56,177.55/77,367.15 = 54,952.83/x
  3. Step 3: Cross multiply
    56,177.55x = 77,367.15 × 54,952.83
  4. Step 4: Simplify right side
    56,177.55x = 4,251,543,841.53
  5. Step 5: Solve for x
    x = 4,251,543,841.53/56,177.55
  6. Step 6: Final answer
    x = 75,680.48

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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.