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Finding the Fourth Proportional to 245,171.97, 367,072.77 and 132,448.34

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Solution

The fourth proportional to 245,171.97, 367,072.77 and 132,448.34 is: 198,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,171.97 : 367,072.77 = 132,448.34 : x
  2. Step 2: Convert to fraction form
    245,171.97/367,072.77 = 132,448.34/x
  3. Step 3: Cross multiply
    245,171.97x = 367,072.77 × 132,448.34
  4. Step 4: Simplify right side
    245,171.97x = 48,618,177,210.34
  5. Step 5: Solve for x
    x = 48,618,177,210.34/245,171.97
  6. Step 6: Final answer
    x = 198,302.35

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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.