Home / 212,832.82-293,721.96-117,338.95

Finding the Fourth Proportional to 212,832.82, 293,721.96 and 117,338.95

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Solution

The fourth proportional to 212,832.82, 293,721.96 and 117,338.95 is: 161,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,832.82 : 293,721.96 = 117,338.95 : x
  2. Step 2: Convert to fraction form
    212,832.82/293,721.96 = 117,338.95/x
  3. Step 3: Cross multiply
    212,832.82x = 293,721.96 × 117,338.95
  4. Step 4: Simplify right side
    212,832.82x = 34,465,026,378.34
  5. Step 5: Solve for x
    x = 34,465,026,378.34/212,832.82
  6. Step 6: Final answer
    x = 161,934.74

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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.