Home / 345,167.37-517,522.64-165,279.33

Finding the Fourth Proportional to 345,167.37, 517,522.64 and 165,279.33

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Solution

The fourth proportional to 345,167.37, 517,522.64 and 165,279.33 is: 247,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,167.37 : 517,522.64 = 165,279.33 : x
  2. Step 2: Convert to fraction form
    345,167.37/517,522.64 = 165,279.33/x
  3. Step 3: Cross multiply
    345,167.37x = 517,522.64 × 165,279.33
  4. Step 4: Simplify right side
    345,167.37x = 85,535,794,372.63
  5. Step 5: Solve for x
    x = 85,535,794,372.63/345,167.37
  6. Step 6: Final answer
    x = 247,809.62

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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.