Home / 205,125.48-283,291.43-156,204.11

Finding the Fourth Proportional to 205,125.48, 283,291.43 and 156,204.11

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Solution

The fourth proportional to 205,125.48, 283,291.43 and 156,204.11 is: 215,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,125.48 : 283,291.43 = 156,204.11 : x
  2. Step 2: Convert to fraction form
    205,125.48/283,291.43 = 156,204.11/x
  3. Step 3: Cross multiply
    205,125.48x = 283,291.43 × 156,204.11
  4. Step 4: Simplify right side
    205,125.48x = 44,251,285,620.99
  5. Step 5: Solve for x
    x = 44,251,285,620.99/205,125.48
  6. Step 6: Final answer
    x = 215,727.88

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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.