Home / 110,257.47-165,177.52-65,143.91

Finding the Fourth Proportional to 110,257.47, 165,177.52 and 65,143.91

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Solution

The fourth proportional to 110,257.47, 165,177.52 and 65,143.91 is: 97,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,257.47 : 165,177.52 = 65,143.91 : x
  2. Step 2: Convert to fraction form
    110,257.47/165,177.52 = 65,143.91/x
  3. Step 3: Cross multiply
    110,257.47x = 165,177.52 × 65,143.91
  4. Step 4: Simplify right side
    110,257.47x = 10,760,309,496.90
  5. Step 5: Solve for x
    x = 10,760,309,496.90/110,257.47
  6. Step 6: Final answer
    x = 97,592.57

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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.