Home / 234,310.43-323,347.81-126,880.45

Finding the Fourth Proportional to 234,310.43, 323,347.81 and 126,880.45

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Solution

The fourth proportional to 234,310.43, 323,347.81 and 126,880.45 is: 175,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,310.43 : 323,347.81 = 126,880.45 : x
  2. Step 2: Convert to fraction form
    234,310.43/323,347.81 = 126,880.45/x
  3. Step 3: Cross multiply
    234,310.43x = 323,347.81 × 126,880.45
  4. Step 4: Simplify right side
    234,310.43x = 41,026,515,004.91
  5. Step 5: Solve for x
    x = 41,026,515,004.91/234,310.43
  6. Step 6: Final answer
    x = 175,094.71

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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.