Home / 103,614.11-155,440.61-33,474.59

Finding the Fourth Proportional to 103,614.11, 155,440.61 and 33,474.59

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Solution

The fourth proportional to 103,614.11, 155,440.61 and 33,474.59 is: 50,218.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.11 : 155,440.61 = 33,474.59 : x
  2. Step 2: Convert to fraction form
    103,614.11/155,440.61 = 33,474.59/x
  3. Step 3: Cross multiply
    103,614.11x = 155,440.61 × 33,474.59
  4. Step 4: Simplify right side
    103,614.11x = 5,203,310,689.10
  5. Step 5: Solve for x
    x = 5,203,310,689.10/103,614.11
  6. Step 6: Final answer
    x = 50,218.17

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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.