Home / 50,938.20-75,998.52-45,324.90

Finding the Fourth Proportional to 50,938.20, 75,998.52 and 45,324.90

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Solution

The fourth proportional to 50,938.20, 75,998.52 and 45,324.90 is: 67,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938.20 : 75,998.52 = 45,324.90 : x
  2. Step 2: Convert to fraction form
    50,938.20/75,998.52 = 45,324.90/x
  3. Step 3: Cross multiply
    50,938.20x = 75,998.52 × 45,324.90
  4. Step 4: Simplify right side
    50,938.20x = 3,444,625,319.15
  5. Step 5: Solve for x
    x = 3,444,625,319.15/50,938.20
  6. Step 6: Final answer
    x = 67,623.62

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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.