Home / 121,435.65-182,166.43-32,690.43

Finding the Fourth Proportional to 121,435.65, 182,166.43 and 32,690.43

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Solution

The fourth proportional to 121,435.65, 182,166.43 and 32,690.43 is: 49,039.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,435.65 : 182,166.43 = 32,690.43 : x
  2. Step 2: Convert to fraction form
    121,435.65/182,166.43 = 32,690.43/x
  3. Step 3: Cross multiply
    121,435.65x = 182,166.43 × 32,690.43
  4. Step 4: Simplify right side
    121,435.65x = 5,955,098,928.26
  5. Step 5: Solve for x
    x = 5,955,098,928.26/121,435.65
  6. Step 6: Final answer
    x = 49,039.13

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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.