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Finding the Fourth Proportional to 222,666.76, 307,292.82 and 132,076.36

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Solution

The fourth proportional to 222,666.76, 307,292.82 and 132,076.36 is: 182,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,666.76 : 307,292.82 = 132,076.36 : x
  2. Step 2: Convert to fraction form
    222,666.76/307,292.82 = 132,076.36/x
  3. Step 3: Cross multiply
    222,666.76x = 307,292.82 × 132,076.36
  4. Step 4: Simplify right side
    222,666.76x = 40,586,117,119.74
  5. Step 5: Solve for x
    x = 40,586,117,119.74/222,666.76
  6. Step 6: Final answer
    x = 182,272.90

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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.