Home / 50,378.12-75,867.10-43,882.76

Finding the Fourth Proportional to 50,378.12, 75,867.10 and 43,882.76

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Solution

The fourth proportional to 50,378.12, 75,867.10 and 43,882.76 is: 66,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.12 : 75,867.10 = 43,882.76 : x
  2. Step 2: Convert to fraction form
    50,378.12/75,867.10 = 43,882.76/x
  3. Step 3: Cross multiply
    50,378.12x = 75,867.10 × 43,882.76
  4. Step 4: Simplify right side
    50,378.12x = 3,329,257,741.20
  5. Step 5: Solve for x
    x = 3,329,257,741.20/50,378.12
  6. Step 6: Final answer
    x = 66,085.39

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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.