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Finding the Fourth Proportional to 237,267.72, 327,459.78 and 136,665.72

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Solution

The fourth proportional to 237,267.72, 327,459.78 and 136,665.72 is: 188,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,267.72 : 327,459.78 = 136,665.72 : x
  2. Step 2: Convert to fraction form
    237,267.72/327,459.78 = 136,665.72/x
  3. Step 3: Cross multiply
    237,267.72x = 327,459.78 × 136,665.72
  4. Step 4: Simplify right side
    237,267.72x = 44,752,526,604.74
  5. Step 5: Solve for x
    x = 44,752,526,604.74/237,267.72
  6. Step 6: Final answer
    x = 188,616.16

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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.