Home / 109,743.36-151,445.04-59,442

Finding the Fourth Proportional to 109,743.36, 151,445.04 and 59,442

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Solution

The fourth proportional to 109,743.36, 151,445.04 and 59,442 is: 82,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,743.36 : 151,445.04 = 59,442 : x
  2. Step 2: Convert to fraction form
    109,743.36/151,445.04 = 59,442/x
  3. Step 3: Cross multiply
    109,743.36x = 151,445.04 × 59,442
  4. Step 4: Simplify right side
    109,743.36x = 9,002,196,067.68
  5. Step 5: Solve for x
    x = 9,002,196,067.68/109,743.36
  6. Step 6: Final answer
    x = 82,029.53

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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.