Home / 228,562.92-315,401.04-126,581.04

Finding the Fourth Proportional to 228,562.92, 315,401.04 and 126,581.04

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Solution

The fourth proportional to 228,562.92, 315,401.04 and 126,581.04 is: 174,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,562.92 : 315,401.04 = 126,581.04 : x
  2. Step 2: Convert to fraction form
    228,562.92/315,401.04 = 126,581.04/x
  3. Step 3: Cross multiply
    228,562.92x = 315,401.04 × 126,581.04
  4. Step 4: Simplify right side
    228,562.92x = 39,923,791,660.28
  5. Step 5: Solve for x
    x = 39,923,791,660.28/228,562.92
  6. Step 6: Final answer
    x = 174,673.09

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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.