Home / 45,709.68-68,422.32-41,833.92

Finding the Fourth Proportional to 45,709.68, 68,422.32 and 41,833.92

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Solution

The fourth proportional to 45,709.68, 68,422.32 and 41,833.92 is: 62,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,709.68 : 68,422.32 = 41,833.92 : x
  2. Step 2: Convert to fraction form
    45,709.68/68,422.32 = 41,833.92/x
  3. Step 3: Cross multiply
    45,709.68x = 68,422.32 × 41,833.92
  4. Step 4: Simplify right side
    45,709.68x = 2,862,373,861.09
  5. Step 5: Solve for x
    x = 2,862,373,861.09/45,709.68
  6. Step 6: Final answer
    x = 62,620.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.