Home / 134,538.17-201,812.85-50,289.80

Finding the Fourth Proportional to 134,538.17, 201,812.85 and 50,289.80

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Solution

The fourth proportional to 134,538.17, 201,812.85 and 50,289.80 is: 75,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,538.17 : 201,812.85 = 50,289.80 : x
  2. Step 2: Convert to fraction form
    134,538.17/201,812.85 = 50,289.80/x
  3. Step 3: Cross multiply
    134,538.17x = 201,812.85 × 50,289.80
  4. Step 4: Simplify right side
    134,538.17x = 10,149,126,854.87
  5. Step 5: Solve for x
    x = 10,149,126,854.87/134,538.17
  6. Step 6: Final answer
    x = 75,436.79

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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.