Home / 217,602.60-326,338.24-84,453.16

Finding the Fourth Proportional to 217,602.60, 326,338.24 and 84,453.16

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Solution

The fourth proportional to 217,602.60, 326,338.24 and 84,453.16 is: 126,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,602.60 : 326,338.24 = 84,453.16 : x
  2. Step 2: Convert to fraction form
    217,602.60/326,338.24 = 84,453.16/x
  3. Step 3: Cross multiply
    217,602.60x = 326,338.24 × 84,453.16
  4. Step 4: Simplify right side
    217,602.60x = 27,560,295,596.84
  5. Step 5: Solve for x
    x = 27,560,295,596.84/217,602.60
  6. Step 6: Final answer
    x = 126,654.26

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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.