Home / 265,961.10-366,976.11-158,541.15

Finding the Fourth Proportional to 265,961.10, 366,976.11 and 158,541.15

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Solution

The fourth proportional to 265,961.10, 366,976.11 and 158,541.15 is: 218,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,961.10 : 366,976.11 = 158,541.15 : x
  2. Step 2: Convert to fraction form
    265,961.10/366,976.11 = 158,541.15/x
  3. Step 3: Cross multiply
    265,961.10x = 366,976.11 × 158,541.15
  4. Step 4: Simplify right side
    265,961.10x = 58,180,814,501.93
  5. Step 5: Solve for x
    x = 58,180,814,501.93/265,961.10
  6. Step 6: Final answer
    x = 218,756.86

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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.