Home / 227,614.08-314,105.65-125,639.56

Finding the Fourth Proportional to 227,614.08, 314,105.65 and 125,639.56

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Solution

The fourth proportional to 227,614.08, 314,105.65 and 125,639.56 is: 173,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,614.08 : 314,105.65 = 125,639.56 : x
  2. Step 2: Convert to fraction form
    227,614.08/314,105.65 = 125,639.56/x
  3. Step 3: Cross multiply
    227,614.08x = 314,105.65 × 125,639.56
  4. Step 4: Simplify right side
    227,614.08x = 39,464,096,753.97
  5. Step 5: Solve for x
    x = 39,464,096,753.97/227,614.08
  6. Step 6: Final answer
    x = 173,381.62

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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.