Home / 122,433.15-168,949.51-67,982.52

Finding the Fourth Proportional to 122,433.15, 168,949.51 and 67,982.52

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Solution

The fourth proportional to 122,433.15, 168,949.51 and 67,982.52 is: 93,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,433.15 : 168,949.51 = 67,982.52 : x
  2. Step 2: Convert to fraction form
    122,433.15/168,949.51 = 67,982.52/x
  3. Step 3: Cross multiply
    122,433.15x = 168,949.51 × 67,982.52
  4. Step 4: Simplify right side
    122,433.15x = 11,485,613,442.57
  5. Step 5: Solve for x
    x = 11,485,613,442.57/122,433.15
  6. Step 6: Final answer
    x = 93,811.30

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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.