Home / 222,697.76-307,335.48-132,107.36

Finding the Fourth Proportional to 222,697.76, 307,335.48 and 132,107.36

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Solution

The fourth proportional to 222,697.76, 307,335.48 and 132,107.36 is: 182,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,697.76 : 307,335.48 = 132,107.36 : x
  2. Step 2: Convert to fraction form
    222,697.76/307,335.48 = 132,107.36/x
  3. Step 3: Cross multiply
    222,697.76x = 307,335.48 × 132,107.36
  4. Step 4: Simplify right side
    222,697.76x = 40,601,278,897.13
  5. Step 5: Solve for x
    x = 40,601,278,897.13/222,697.76
  6. Step 6: Final answer
    x = 182,315.61

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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.