Home / 132,778.94-199,199.54-52,821.46

Finding the Fourth Proportional to 132,778.94, 199,199.54 and 52,821.46

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Solution

The fourth proportional to 132,778.94, 199,199.54 and 52,821.46 is: 79,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,778.94 : 199,199.54 = 52,821.46 : x
  2. Step 2: Convert to fraction form
    132,778.94/199,199.54 = 52,821.46/x
  3. Step 3: Cross multiply
    132,778.94x = 199,199.54 × 52,821.46
  4. Step 4: Simplify right side
    132,778.94x = 10,522,010,534.13
  5. Step 5: Solve for x
    x = 10,522,010,534.13/132,778.94
  6. Step 6: Final answer
    x = 79,244.57

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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.