Home / 234,331.78-323,377.36-126,901.48

Finding the Fourth Proportional to 234,331.78, 323,377.36 and 126,901.48

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Solution

The fourth proportional to 234,331.78, 323,377.36 and 126,901.48 is: 175,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,331.78 : 323,377.36 = 126,901.48 : x
  2. Step 2: Convert to fraction form
    234,331.78/323,377.36 = 126,901.48/x
  3. Step 3: Cross multiply
    234,331.78x = 323,377.36 × 126,901.48
  4. Step 4: Simplify right side
    234,331.78x = 41,037,065,582.49
  5. Step 5: Solve for x
    x = 41,037,065,582.49/234,331.78
  6. Step 6: Final answer
    x = 175,123.77

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1.5x scale

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.