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Finding the Fourth Proportional to 111,862.83, 167,820.51 and 36,982.95

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Solution

The fourth proportional to 111,862.83, 167,820.51 and 36,982.95 is: 55,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,862.83 : 167,820.51 = 36,982.95 : x
  2. Step 2: Convert to fraction form
    111,862.83/167,820.51 = 36,982.95/x
  3. Step 3: Cross multiply
    111,862.83x = 167,820.51 × 36,982.95
  4. Step 4: Simplify right side
    111,862.83x = 6,206,497,530.30
  5. Step 5: Solve for x
    x = 6,206,497,530.30/111,862.83
  6. Step 6: Final answer
    x = 55,483.11

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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.