Home / 50,260.47-75,743.68-45,269.10

Finding the Fourth Proportional to 50,260.47, 75,743.68 and 45,269.10

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Solution

The fourth proportional to 50,260.47, 75,743.68 and 45,269.10 is: 68,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,260.47 : 75,743.68 = 45,269.10 : x
  2. Step 2: Convert to fraction form
    50,260.47/75,743.68 = 45,269.10/x
  3. Step 3: Cross multiply
    50,260.47x = 75,743.68 × 45,269.10
  4. Step 4: Simplify right side
    50,260.47x = 3,428,847,845.57
  5. Step 5: Solve for x
    x = 3,428,847,845.57/50,260.47
  6. Step 6: Final answer
    x = 68,221.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.