Home / 186,849.04-280,371.96-108,018.62

Finding the Fourth Proportional to 186,849.04, 280,371.96 and 108,018.62

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Solution

The fourth proportional to 186,849.04, 280,371.96 and 108,018.62 is: 162,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,849.04 : 280,371.96 = 108,018.62 : x
  2. Step 2: Convert to fraction form
    186,849.04/280,371.96 = 108,018.62/x
  3. Step 3: Cross multiply
    186,849.04x = 280,371.96 × 108,018.62
  4. Step 4: Simplify right side
    186,849.04x = 30,285,392,205.90
  5. Step 5: Solve for x
    x = 30,285,392,205.90/186,849.04
  6. Step 6: Final answer
    x = 162,084.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.