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Finding the Fourth Proportional to 73,504.60, 110,312.37 and 53,834.15

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Solution

The fourth proportional to 73,504.60, 110,312.37 and 53,834.15 is: 80,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.60 : 110,312.37 = 53,834.15 : x
  2. Step 2: Convert to fraction form
    73,504.60/110,312.37 = 53,834.15/x
  3. Step 3: Cross multiply
    73,504.60x = 110,312.37 × 53,834.15
  4. Step 4: Simplify right side
    73,504.60x = 5,938,572,673.44
  5. Step 5: Solve for x
    x = 5,938,572,673.44/73,504.60
  6. Step 6: Final answer
    x = 80,791.85

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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.