Home / 212,878.39-293,662.24-132,275.29

Finding the Fourth Proportional to 212,878.39, 293,662.24 and 132,275.29

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Solution

The fourth proportional to 212,878.39, 293,662.24 and 132,275.29 is: 182,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,878.39 : 293,662.24 = 132,275.29 : x
  2. Step 2: Convert to fraction form
    212,878.39/293,662.24 = 132,275.29/x
  3. Step 3: Cross multiply
    212,878.39x = 293,662.24 × 132,275.29
  4. Step 4: Simplify right side
    212,878.39x = 38,844,257,958.05
  5. Step 5: Solve for x
    x = 38,844,257,958.05/212,878.39
  6. Step 6: Final answer
    x = 182,471.59

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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.