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Finding the Fourth Proportional to 133,460.55, 200,269.71 and 49,279.68

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Solution

The fourth proportional to 133,460.55, 200,269.71 and 49,279.68 is: 73,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,460.55 : 200,269.71 = 49,279.68 : x
  2. Step 2: Convert to fraction form
    133,460.55/200,269.71 = 49,279.68/x
  3. Step 3: Cross multiply
    133,460.55x = 200,269.71 × 49,279.68
  4. Step 4: Simplify right side
    133,460.55x = 9,869,227,222.49
  5. Step 5: Solve for x
    x = 9,869,227,222.49/133,460.55
  6. Step 6: Final answer
    x = 73,948.65

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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.