Home / 234,152.10-323,130.74-126,722.12

Finding the Fourth Proportional to 234,152.10, 323,130.74 and 126,722.12

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Solution

The fourth proportional to 234,152.10, 323,130.74 and 126,722.12 is: 174,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,152.10 : 323,130.74 = 126,722.12 : x
  2. Step 2: Convert to fraction form
    234,152.10/323,130.74 = 126,722.12/x
  3. Step 3: Cross multiply
    234,152.10x = 323,130.74 × 126,722.12
  4. Step 4: Simplify right side
    234,152.10x = 40,947,810,160.70
  5. Step 5: Solve for x
    x = 40,947,810,160.70/234,152.10
  6. Step 6: Final answer
    x = 174,876.97

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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.