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Finding the Fourth Proportional to 217,209.34, 299,748.88 and 132,326.34

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Solution

The fourth proportional to 217,209.34, 299,748.88 and 132,326.34 is: 182,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,209.34 : 299,748.88 = 132,326.34 : x
  2. Step 2: Convert to fraction form
    217,209.34/299,748.88 = 132,326.34/x
  3. Step 3: Cross multiply
    217,209.34x = 299,748.88 × 132,326.34
  4. Step 4: Simplify right side
    217,209.34x = 39,664,672,209.50
  5. Step 5: Solve for x
    x = 39,664,672,209.50/217,209.34
  6. Step 6: Final answer
    x = 182,610.34

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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.