Home / 50,660.64-75,949.20-38,156.64

Finding the Fourth Proportional to 50,660.64, 75,949.20 and 38,156.64

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Solution

The fourth proportional to 50,660.64, 75,949.20 and 38,156.64 is: 57,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,660.64 : 75,949.20 = 38,156.64 : x
  2. Step 2: Convert to fraction form
    50,660.64/75,949.20 = 38,156.64/x
  3. Step 3: Cross multiply
    50,660.64x = 75,949.20 × 38,156.64
  4. Step 4: Simplify right side
    50,660.64x = 2,897,966,282.69
  5. Step 5: Solve for x
    x = 2,897,966,282.69/50,660.64
  6. Step 6: Final answer
    x = 57,203.51

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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.