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Finding the Fourth Proportional to 110,353, 165,555.42 and 36,481

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Solution

The fourth proportional to 110,353, 165,555.42 and 36,481 is: 54,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,353 : 165,555.42 = 36,481 : x
  2. Step 2: Convert to fraction form
    110,353/165,555.42 = 36,481/x
  3. Step 3: Cross multiply
    110,353x = 165,555.42 × 36,481
  4. Step 4: Simplify right side
    110,353x = 6,039,627,277.02
  5. Step 5: Solve for x
    x = 6,039,627,277.02/110,353
  6. Step 6: Final answer
    x = 54,730.07

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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.