Home / 234,211.48-323,212.04-126,781.18

Finding the Fourth Proportional to 234,211.48, 323,212.04 and 126,781.18

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Solution

The fourth proportional to 234,211.48, 323,212.04 and 126,781.18 is: 174,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,211.48 : 323,212.04 = 126,781.18 : x
  2. Step 2: Convert to fraction form
    234,211.48/323,212.04 = 126,781.18/x
  3. Step 3: Cross multiply
    234,211.48x = 323,212.04 × 126,781.18
  4. Step 4: Simplify right side
    234,211.48x = 40,977,203,821.41
  5. Step 5: Solve for x
    x = 40,977,203,821.41/234,211.48
  6. Step 6: Final answer
    x = 174,958.14

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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.