Home / 103,772.97-155,722.46-41,438.25

Finding the Fourth Proportional to 103,772.97, 155,722.46 and 41,438.25

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Solution

The fourth proportional to 103,772.97, 155,722.46 and 41,438.25 is: 62,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,772.97 : 155,722.46 = 41,438.25 : x
  2. Step 2: Convert to fraction form
    103,772.97/155,722.46 = 41,438.25/x
  3. Step 3: Cross multiply
    103,772.97x = 155,722.46 × 41,438.25
  4. Step 4: Simplify right side
    103,772.97x = 6,452,866,020.90
  5. Step 5: Solve for x
    x = 6,452,866,020.90/103,772.97
  6. Step 6: Final answer
    x = 62,182.53

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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.