Home / 132,674.20-199,035.60-53,796.40

Finding the Fourth Proportional to 132,674.20, 199,035.60 and 53,796.40

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Solution

The fourth proportional to 132,674.20, 199,035.60 and 53,796.40 is: 80,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,674.20 : 199,035.60 = 53,796.40 : x
  2. Step 2: Convert to fraction form
    132,674.20/199,035.60 = 53,796.40/x
  3. Step 3: Cross multiply
    132,674.20x = 199,035.60 × 53,796.40
  4. Step 4: Simplify right side
    132,674.20x = 10,707,398,751.84
  5. Step 5: Solve for x
    x = 10,707,398,751.84/132,674.20
  6. Step 6: Final answer
    x = 80,704.45

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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.