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Finding the Fourth Proportional to 255,506.34, 352,744.90 and 169,581.85

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Solution

The fourth proportional to 255,506.34, 352,744.90 and 169,581.85 is: 234,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,506.34 : 352,744.90 = 169,581.85 : x
  2. Step 2: Convert to fraction form
    255,506.34/352,744.90 = 169,581.85/x
  3. Step 3: Cross multiply
    255,506.34x = 352,744.90 × 169,581.85
  4. Step 4: Simplify right side
    255,506.34x = 59,819,132,720.07
  5. Step 5: Solve for x
    x = 59,819,132,720.07/255,506.34
  6. Step 6: Final answer
    x = 234,119.95

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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.