Home / 133,979.03-200,966.49-45,294.83

Finding the Fourth Proportional to 133,979.03, 200,966.49 and 45,294.83

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Solution

The fourth proportional to 133,979.03, 200,966.49 and 45,294.83 is: 67,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,979.03 : 200,966.49 = 45,294.83 : x
  2. Step 2: Convert to fraction form
    133,979.03/200,966.49 = 45,294.83/x
  3. Step 3: Cross multiply
    133,979.03x = 200,966.49 × 45,294.83
  4. Step 4: Simplify right side
    133,979.03x = 9,102,743,000.25
  5. Step 5: Solve for x
    x = 9,102,743,000.25/133,979.03
  6. Step 6: Final answer
    x = 67,941.55

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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.