Home / 212,542.62-293,322.15-117,049.29

Finding the Fourth Proportional to 212,542.62, 293,322.15 and 117,049.29

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Solution

The fourth proportional to 212,542.62, 293,322.15 and 117,049.29 is: 161,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,542.62 : 293,322.15 = 117,049.29 : x
  2. Step 2: Convert to fraction form
    212,542.62/293,322.15 = 117,049.29/x
  3. Step 3: Cross multiply
    212,542.62x = 293,322.15 × 117,049.29
  4. Step 4: Simplify right side
    212,542.62x = 34,333,149,398.77
  5. Step 5: Solve for x
    x = 34,333,149,398.77/212,542.62
  6. Step 6: Final answer
    x = 161,535.36

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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.