Home / 168,239.17-232,161.85-100,254.62

Finding the Fourth Proportional to 168,239.17, 232,161.85 and 100,254.62

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Solution

The fourth proportional to 168,239.17, 232,161.85 and 100,254.62 is: 138,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,239.17 : 232,161.85 = 100,254.62 : x
  2. Step 2: Convert to fraction form
    168,239.17/232,161.85 = 100,254.62/x
  3. Step 3: Cross multiply
    168,239.17x = 232,161.85 × 100,254.62
  4. Step 4: Simplify right side
    168,239.17x = 23,275,297,548.97
  5. Step 5: Solve for x
    x = 23,275,297,548.97/168,239.17
  6. Step 6: Final answer
    x = 138,346.48

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1.5x scale

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.