Home / 67,717.20-93,465.29-45,057.15

Finding the Fourth Proportional to 67,717.20, 93,465.29 and 45,057.15

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Solution

The fourth proportional to 67,717.20, 93,465.29 and 45,057.15 is: 62,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,717.20 : 93,465.29 = 45,057.15 : x
  2. Step 2: Convert to fraction form
    67,717.20/93,465.29 = 45,057.15/x
  3. Step 3: Cross multiply
    67,717.20x = 93,465.29 × 45,057.15
  4. Step 4: Simplify right side
    67,717.20x = 4,211,279,591.32
  5. Step 5: Solve for x
    x = 4,211,279,591.32/67,717.20
  6. Step 6: Final answer
    x = 62,189.22

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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.