Home / 228,876.10-315,785.66-132,073.22

Finding the Fourth Proportional to 228,876.10, 315,785.66 and 132,073.22

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Solution

The fourth proportional to 228,876.10, 315,785.66 and 132,073.22 is: 182,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,876.10 : 315,785.66 = 132,073.22 : x
  2. Step 2: Convert to fraction form
    228,876.10/315,785.66 = 132,073.22/x
  3. Step 3: Cross multiply
    228,876.10x = 315,785.66 × 132,073.22
  4. Step 4: Simplify right side
    228,876.10x = 41,706,828,946.03
  5. Step 5: Solve for x
    x = 41,706,828,946.03/228,876.10
  6. Step 6: Final answer
    x = 182,224.48

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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.