Home / 110,515.29-165,679.22-39,416.52

Finding the Fourth Proportional to 110,515.29, 165,679.22 and 39,416.52

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Solution

The fourth proportional to 110,515.29, 165,679.22 and 39,416.52 is: 59,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,515.29 : 165,679.22 = 39,416.52 : x
  2. Step 2: Convert to fraction form
    110,515.29/165,679.22 = 39,416.52/x
  3. Step 3: Cross multiply
    110,515.29x = 165,679.22 × 39,416.52
  4. Step 4: Simplify right side
    110,515.29x = 6,530,499,008.55
  5. Step 5: Solve for x
    x = 6,530,499,008.55/110,515.29
  6. Step 6: Final answer
    x = 59,091.36

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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.