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Finding the Fourth Proportional to 110,444.80, 165,726.66 and 43,885.53

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Solution

The fourth proportional to 110,444.80, 165,726.66 and 43,885.53 is: 65,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,444.80 : 165,726.66 = 43,885.53 : x
  2. Step 2: Convert to fraction form
    110,444.80/165,726.66 = 43,885.53/x
  3. Step 3: Cross multiply
    110,444.80x = 165,726.66 × 43,885.53
  4. Step 4: Simplify right side
    110,444.80x = 7,273,002,309.23
  5. Step 5: Solve for x
    x = 7,273,002,309.23/110,444.80
  6. Step 6: Final answer
    x = 65,851.92

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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.