Home / 121,541.42-167,727.19-67,093.62

Finding the Fourth Proportional to 121,541.42, 167,727.19 and 67,093.62

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Solution

The fourth proportional to 121,541.42, 167,727.19 and 67,093.62 is: 92,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,541.42 : 167,727.19 = 67,093.62 : x
  2. Step 2: Convert to fraction form
    121,541.42/167,727.19 = 67,093.62/x
  3. Step 3: Cross multiply
    121,541.42x = 167,727.19 × 67,093.62
  4. Step 4: Simplify right side
    121,541.42x = 11,253,424,349.53
  5. Step 5: Solve for x
    x = 11,253,424,349.53/121,541.42
  6. Step 6: Final answer
    x = 92,589.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.