Home / 134,058.52-185,087.46-83,135.44

Finding the Fourth Proportional to 134,058.52, 185,087.46 and 83,135.44

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Solution

The fourth proportional to 134,058.52, 185,087.46 and 83,135.44 is: 114,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,058.52 : 185,087.46 = 83,135.44 : x
  2. Step 2: Convert to fraction form
    134,058.52/185,087.46 = 83,135.44/x
  3. Step 3: Cross multiply
    134,058.52x = 185,087.46 × 83,135.44
  4. Step 4: Simplify right side
    134,058.52x = 15,387,327,425.58
  5. Step 5: Solve for x
    x = 15,387,327,425.58/134,058.52
  6. Step 6: Final answer
    x = 114,780.68

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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.