Home / 121,249.49-167,329.44-67,534.52

Finding the Fourth Proportional to 121,249.49, 167,329.44 and 67,534.52

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Solution

The fourth proportional to 121,249.49, 167,329.44 and 67,534.52 is: 93,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,249.49 : 167,329.44 = 67,534.52 : x
  2. Step 2: Convert to fraction form
    121,249.49/167,329.44 = 67,534.52/x
  3. Step 3: Cross multiply
    121,249.49x = 167,329.44 × 67,534.52
  4. Step 4: Simplify right side
    121,249.49x = 11,300,512,575.62
  5. Step 5: Solve for x
    x = 11,300,512,575.62/121,249.49
  6. Step 6: Final answer
    x = 93,200.50

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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.