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Finding the Fourth Proportional to 80,804.54, 121,150.49 and 35,801.43

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Solution

The fourth proportional to 80,804.54, 121,150.49 and 35,801.43 is: 53,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,804.54 : 121,150.49 = 35,801.43 : x
  2. Step 2: Convert to fraction form
    80,804.54/121,150.49 = 35,801.43/x
  3. Step 3: Cross multiply
    80,804.54x = 121,150.49 × 35,801.43
  4. Step 4: Simplify right side
    80,804.54x = 4,337,360,608.19
  5. Step 5: Solve for x
    x = 4,337,360,608.19/80,804.54
  6. Step 6: Final answer
    x = 53,677.19

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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.