Home / 122,167.20-168,590.62-68,452.59

Finding the Fourth Proportional to 122,167.20, 168,590.62 and 68,452.59

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Solution

The fourth proportional to 122,167.20, 168,590.62 and 68,452.59 is: 94,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,167.20 : 168,590.62 = 68,452.59 : x
  2. Step 2: Convert to fraction form
    122,167.20/168,590.62 = 68,452.59/x
  3. Step 3: Cross multiply
    122,167.20x = 168,590.62 × 68,452.59
  4. Step 4: Simplify right side
    122,167.20x = 11,540,464,588.71
  5. Step 5: Solve for x
    x = 11,540,464,588.71/122,167.20
  6. Step 6: Final answer
    x = 94,464.51

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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.