Home / 236,981.32-327,033.48-129,551.44

Finding the Fourth Proportional to 236,981.32, 327,033.48 and 129,551.44

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Solution

The fourth proportional to 236,981.32, 327,033.48 and 129,551.44 is: 178,780.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,981.32 : 327,033.48 = 129,551.44 : x
  2. Step 2: Convert to fraction form
    236,981.32/327,033.48 = 129,551.44/x
  3. Step 3: Cross multiply
    236,981.32x = 327,033.48 × 129,551.44
  4. Step 4: Simplify right side
    236,981.32x = 42,367,658,262.21
  5. Step 5: Solve for x
    x = 42,367,658,262.21/236,981.32
  6. Step 6: Final answer
    x = 178,780.58

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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.