Home / 132,766.67-198,977.76-53,837.84

Finding the Fourth Proportional to 132,766.67, 198,977.76 and 53,837.84

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Solution

The fourth proportional to 132,766.67, 198,977.76 and 53,837.84 is: 80,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,766.67 : 198,977.76 = 53,837.84 : x
  2. Step 2: Convert to fraction form
    132,766.67/198,977.76 = 53,837.84/x
  3. Step 3: Cross multiply
    132,766.67x = 198,977.76 × 53,837.84
  4. Step 4: Simplify right side
    132,766.67x = 10,712,531,811.55
  5. Step 5: Solve for x
    x = 10,712,531,811.55/132,766.67
  6. Step 6: Final answer
    x = 80,686.91

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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.