Home / 91,917.23-137,859.42-24,449.65

Finding the Fourth Proportional to 91,917.23, 137,859.42 and 24,449.65

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Solution

The fourth proportional to 91,917.23, 137,859.42 and 24,449.65 is: 36,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,917.23 : 137,859.42 = 24,449.65 : x
  2. Step 2: Convert to fraction form
    91,917.23/137,859.42 = 24,449.65/x
  3. Step 3: Cross multiply
    91,917.23x = 137,859.42 × 24,449.65
  4. Step 4: Simplify right side
    91,917.23x = 3,370,614,177.71
  5. Step 5: Solve for x
    x = 3,370,614,177.71/91,917.23
  6. Step 6: Final answer
    x = 36,670.10

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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.