Home / 170,683.94-235,632.43-124,691.97

Finding the Fourth Proportional to 170,683.94, 235,632.43 and 124,691.97

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Solution

The fourth proportional to 170,683.94, 235,632.43 and 124,691.97 is: 172,139.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,683.94 : 235,632.43 = 124,691.97 : x
  2. Step 2: Convert to fraction form
    170,683.94/235,632.43 = 124,691.97/x
  3. Step 3: Cross multiply
    170,683.94x = 235,632.43 × 124,691.97
  4. Step 4: Simplify right side
    170,683.94x = 29,381,472,230.68
  5. Step 5: Solve for x
    x = 29,381,472,230.68/170,683.94
  6. Step 6: Final answer
    x = 172,139.64

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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.