Home / 110,252.72-165,170.96-65,139.46

Finding the Fourth Proportional to 110,252.72, 165,170.96 and 65,139.46

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Solution

The fourth proportional to 110,252.72, 165,170.96 and 65,139.46 is: 97,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,252.72 : 165,170.96 = 65,139.46 : x
  2. Step 2: Convert to fraction form
    110,252.72/165,170.96 = 65,139.46/x
  3. Step 3: Cross multiply
    110,252.72x = 165,170.96 × 65,139.46
  4. Step 4: Simplify right side
    110,252.72x = 10,759,147,142.08
  5. Step 5: Solve for x
    x = 10,759,147,142.08/110,252.72
  6. Step 6: Final answer
    x = 97,586.23

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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.