Home / 92,242.20-138,363.03-29,067.60

Finding the Fourth Proportional to 92,242.20, 138,363.03 and 29,067.60

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Solution

The fourth proportional to 92,242.20, 138,363.03 and 29,067.60 is: 43,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,242.20 : 138,363.03 = 29,067.60 : x
  2. Step 2: Convert to fraction form
    92,242.20/138,363.03 = 29,067.60/x
  3. Step 3: Cross multiply
    92,242.20x = 138,363.03 × 29,067.60
  4. Step 4: Simplify right side
    92,242.20x = 4,021,881,210.83
  5. Step 5: Solve for x
    x = 4,021,881,210.83/92,242.20
  6. Step 6: Final answer
    x = 43,601.31

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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.