Home / 232,820.52-321,380.08-136,055.79

Finding the Fourth Proportional to 232,820.52, 321,380.08 and 136,055.79

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Solution

The fourth proportional to 232,820.52, 321,380.08 and 136,055.79 is: 187,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,820.52 : 321,380.08 = 136,055.79 : x
  2. Step 2: Convert to fraction form
    232,820.52/321,380.08 = 136,055.79/x
  3. Step 3: Cross multiply
    232,820.52x = 321,380.08 × 136,055.79
  4. Step 4: Simplify right side
    232,820.52x = 43,725,620,674.66
  5. Step 5: Solve for x
    x = 43,725,620,674.66/232,820.52
  6. Step 6: Final answer
    x = 187,808.28

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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.