Home / 50,265.32-75,750.99-45,273.95

Finding the Fourth Proportional to 50,265.32, 75,750.99 and 45,273.95

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Solution

The fourth proportional to 50,265.32, 75,750.99 and 45,273.95 is: 68,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,265.32 : 75,750.99 = 45,273.95 : x
  2. Step 2: Convert to fraction form
    50,265.32/75,750.99 = 45,273.95/x
  3. Step 3: Cross multiply
    50,265.32x = 75,750.99 × 45,273.95
  4. Step 4: Simplify right side
    50,265.32x = 3,429,546,154.96
  5. Step 5: Solve for x
    x = 3,429,546,154.96/50,265.32
  6. Step 6: Final answer
    x = 68,228.88

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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.