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Finding the Fourth Proportional to 68,704.83, 103,032.95 and 32,677.05

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Solution

The fourth proportional to 68,704.83, 103,032.95 and 32,677.05 is: 49,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,704.83 : 103,032.95 = 32,677.05 : x
  2. Step 2: Convert to fraction form
    68,704.83/103,032.95 = 32,677.05/x
  3. Step 3: Cross multiply
    68,704.83x = 103,032.95 × 32,677.05
  4. Step 4: Simplify right side
    68,704.83x = 3,366,812,350.30
  5. Step 5: Solve for x
    x = 3,366,812,350.30/68,704.83
  6. Step 6: Final answer
    x = 49,004.01

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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.