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Finding the Fourth Proportional to 224,313.72, 309,542.01 and 133,667.66

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Solution

The fourth proportional to 224,313.72, 309,542.01 and 133,667.66 is: 184,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,313.72 : 309,542.01 = 133,667.66 : x
  2. Step 2: Convert to fraction form
    224,313.72/309,542.01 = 133,667.66/x
  3. Step 3: Cross multiply
    224,313.72x = 309,542.01 × 133,667.66
  4. Step 4: Simplify right side
    224,313.72x = 41,375,756,421.00
  5. Step 5: Solve for x
    x = 41,375,756,421.00/224,313.72
  6. Step 6: Final answer
    x = 184,454.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.