Home / 50,664.64-75,955.20-38,160.64

Finding the Fourth Proportional to 50,664.64, 75,955.20 and 38,160.64

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Solution

The fourth proportional to 50,664.64, 75,955.20 and 38,160.64 is: 57,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,664.64 : 75,955.20 = 38,160.64 : x
  2. Step 2: Convert to fraction form
    50,664.64/75,955.20 = 38,160.64/x
  3. Step 3: Cross multiply
    50,664.64x = 75,955.20 × 38,160.64
  4. Step 4: Simplify right side
    50,664.64x = 2,898,499,043.33
  5. Step 5: Solve for x
    x = 2,898,499,043.33/50,664.64
  6. Step 6: Final answer
    x = 57,209.51

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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.