Home / 212,747.85-293,593.82-117,254.79

Finding the Fourth Proportional to 212,747.85, 293,593.82 and 117,254.79

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Solution

The fourth proportional to 212,747.85, 293,593.82 and 117,254.79 is: 161,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,747.85 : 293,593.82 = 117,254.79 : x
  2. Step 2: Convert to fraction form
    212,747.85/293,593.82 = 117,254.79/x
  3. Step 3: Cross multiply
    212,747.85x = 293,593.82 × 117,254.79
  4. Step 4: Simplify right side
    212,747.85x = 34,425,281,123.12
  5. Step 5: Solve for x
    x = 34,425,281,123.12/212,747.85
  6. Step 6: Final answer
    x = 161,812.59

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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.