Home / 168,372.90-232,355.88-91,892.58

Finding the Fourth Proportional to 168,372.90, 232,355.88 and 91,892.58

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Solution

The fourth proportional to 168,372.90, 232,355.88 and 91,892.58 is: 126,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,372.90 : 232,355.88 = 91,892.58 : x
  2. Step 2: Convert to fraction form
    168,372.90/232,355.88 = 91,892.58/x
  3. Step 3: Cross multiply
    168,372.90x = 232,355.88 × 91,892.58
  4. Step 4: Simplify right side
    168,372.90x = 21,351,781,291.37
  5. Step 5: Solve for x
    x = 21,351,781,291.37/168,372.90
  6. Step 6: Final answer
    x = 126,812.46

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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.