Home / 234,154.42-323,134.05-126,724.39

Finding the Fourth Proportional to 234,154.42, 323,134.05 and 126,724.39

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Solution

The fourth proportional to 234,154.42, 323,134.05 and 126,724.39 is: 174,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,154.42 : 323,134.05 = 126,724.39 : x
  2. Step 2: Convert to fraction form
    234,154.42/323,134.05 = 126,724.39/x
  3. Step 3: Cross multiply
    234,154.42x = 323,134.05 × 126,724.39
  4. Step 4: Simplify right side
    234,154.42x = 40,948,965,374.48
  5. Step 5: Solve for x
    x = 40,948,965,374.48/234,154.42
  6. Step 6: Final answer
    x = 174,880.17

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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.