Home / 121,515.71-182,273.00-32,778.18

Finding the Fourth Proportional to 121,515.71, 182,273.00 and 32,778.18

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Solution

The fourth proportional to 121,515.71, 182,273.00 and 32,778.18 is: 49,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,515.71 : 182,273.00 = 32,778.18 : x
  2. Step 2: Convert to fraction form
    121,515.71/182,273.00 = 32,778.18/x
  3. Step 3: Cross multiply
    121,515.71x = 182,273.00 × 32,778.18
  4. Step 4: Simplify right side
    121,515.71x = 5,974,577,039.25
  5. Step 5: Solve for x
    x = 5,974,577,039.25/121,515.71
  6. Step 6: Final answer
    x = 49,167.12

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1.5x scale

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.