Home / 133,975.17-200,775.11-100,674

Finding the Fourth Proportional to 133,975.17, 200,775.11 and 100,674

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Solution

The fourth proportional to 133,975.17, 200,775.11 and 100,674 is: 150,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,975.17 : 200,775.11 = 100,674 : x
  2. Step 2: Convert to fraction form
    133,975.17/200,775.11 = 100,674/x
  3. Step 3: Cross multiply
    133,975.17x = 200,775.11 × 100,674
  4. Step 4: Simplify right side
    133,975.17x = 20,212,832,920.77
  5. Step 5: Solve for x
    x = 20,212,832,920.77/133,975.17
  6. Step 6: Final answer
    x = 150,869.99

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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.