Home / 121,514.44-167,689.38-67,796.26

Finding the Fourth Proportional to 121,514.44, 167,689.38 and 67,796.26

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Solution

The fourth proportional to 121,514.44, 167,689.38 and 67,796.26 is: 93,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,514.44 : 167,689.38 = 67,796.26 : x
  2. Step 2: Convert to fraction form
    121,514.44/167,689.38 = 67,796.26/x
  3. Step 3: Cross multiply
    121,514.44x = 167,689.38 × 67,796.26
  4. Step 4: Simplify right side
    121,514.44x = 11,368,712,805.72
  5. Step 5: Solve for x
    x = 11,368,712,805.72/121,514.44
  6. Step 6: Final answer
    x = 93,558.53

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1.5x scale

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.