Home / 121,175.06-181,759.98-32,428.55

Finding the Fourth Proportional to 121,175.06, 181,759.98 and 32,428.55

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Solution

The fourth proportional to 121,175.06, 181,759.98 and 32,428.55 is: 48,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,175.06 : 181,759.98 = 32,428.55 : x
  2. Step 2: Convert to fraction form
    121,175.06/181,759.98 = 32,428.55/x
  3. Step 3: Cross multiply
    121,175.06x = 181,759.98 × 32,428.55
  4. Step 4: Simplify right side
    121,175.06x = 5,894,212,599.43
  5. Step 5: Solve for x
    x = 5,894,212,599.43/121,175.06
  6. Step 6: Final answer
    x = 48,642.13

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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.