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Finding the Fourth Proportional to 222,588.63, 333,609.03 and 126,606.42

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Solution

The fourth proportional to 222,588.63, 333,609.03 and 126,606.42 is: 189,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,588.63 : 333,609.03 = 126,606.42 : x
  2. Step 2: Convert to fraction form
    222,588.63/333,609.03 = 126,606.42/x
  3. Step 3: Cross multiply
    222,588.63x = 333,609.03 × 126,606.42
  4. Step 4: Simplify right side
    222,588.63x = 42,237,044,967.97
  5. Step 5: Solve for x
    x = 42,237,044,967.97/222,588.63
  6. Step 6: Final answer
    x = 189,753.83

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1.5x scale

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.