Home / 132,093.84-198,138.44-53,206.04

Finding the Fourth Proportional to 132,093.84, 198,138.44 and 53,206.04

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Solution

The fourth proportional to 132,093.84, 198,138.44 and 53,206.04 is: 79,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,093.84 : 198,138.44 = 53,206.04 : x
  2. Step 2: Convert to fraction form
    132,093.84/198,138.44 = 53,206.04/x
  3. Step 3: Cross multiply
    132,093.84x = 198,138.44 × 53,206.04
  4. Step 4: Simplify right side
    132,093.84x = 10,542,161,764.18
  5. Step 5: Solve for x
    x = 10,542,161,764.18/132,093.84
  6. Step 6: Final answer
    x = 79,808.13

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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.