Home / 234,645.12-323,725.41-154,116.30

Finding the Fourth Proportional to 234,645.12, 323,725.41 and 154,116.30

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Solution

The fourth proportional to 234,645.12, 323,725.41 and 154,116.30 is: 212,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,645.12 : 323,725.41 = 154,116.30 : x
  2. Step 2: Convert to fraction form
    234,645.12/323,725.41 = 154,116.30/x
  3. Step 3: Cross multiply
    234,645.12x = 323,725.41 × 154,116.30
  4. Step 4: Simplify right side
    234,645.12x = 49,891,362,405.18
  5. Step 5: Solve for x
    x = 49,891,362,405.18/234,645.12
  6. Step 6: Final answer
    x = 212,624.76

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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.