Home / 54,282.85-80,942.89-50,663.36

Finding the Fourth Proportional to 54,282.85, 80,942.89 and 50,663.36

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Solution

The fourth proportional to 54,282.85, 80,942.89 and 50,663.36 is: 75,545.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.85 : 80,942.89 = 50,663.36 : x
  2. Step 2: Convert to fraction form
    54,282.85/80,942.89 = 50,663.36/x
  3. Step 3: Cross multiply
    54,282.85x = 80,942.89 × 50,663.36
  4. Step 4: Simplify right side
    54,282.85x = 4,100,838,775.51
  5. Step 5: Solve for x
    x = 4,100,838,775.51/54,282.85
  6. Step 6: Final answer
    x = 75,545.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.