Home / 92,043.04-137,862.18-76,067.02

Finding the Fourth Proportional to 92,043.04, 137,862.18 and 76,067.02

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Solution

The fourth proportional to 92,043.04, 137,862.18 and 76,067.02 is: 113,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,043.04 : 137,862.18 = 76,067.02 : x
  2. Step 2: Convert to fraction form
    92,043.04/137,862.18 = 76,067.02/x
  3. Step 3: Cross multiply
    92,043.04x = 137,862.18 × 76,067.02
  4. Step 4: Simplify right side
    92,043.04x = 10,486,765,203.30
  5. Step 5: Solve for x
    x = 10,486,765,203.30/92,043.04
  6. Step 6: Final answer
    x = 113,933.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.