Home / 103,950.72-155,945.30-32,891.24

Finding the Fourth Proportional to 103,950.72, 155,945.30 and 32,891.24

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Solution

The fourth proportional to 103,950.72, 155,945.30 and 32,891.24 is: 49,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950.72 : 155,945.30 = 32,891.24 : x
  2. Step 2: Convert to fraction form
    103,950.72/155,945.30 = 32,891.24/x
  3. Step 3: Cross multiply
    103,950.72x = 155,945.30 × 32,891.24
  4. Step 4: Simplify right side
    103,950.72x = 5,129,234,559.74
  5. Step 5: Solve for x
    x = 5,129,234,559.74/103,950.72
  6. Step 6: Final answer
    x = 49,342.95

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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.