Home / 212,785.44-293,643.82-117,293.73

Finding the Fourth Proportional to 212,785.44, 293,643.82 and 117,293.73

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Solution

The fourth proportional to 212,785.44, 293,643.82 and 117,293.73 is: 161,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,785.44 : 293,643.82 = 117,293.73 : x
  2. Step 2: Convert to fraction form
    212,785.44/293,643.82 = 117,293.73/x
  3. Step 3: Cross multiply
    212,785.44x = 293,643.82 × 117,293.73
  4. Step 4: Simplify right side
    212,785.44x = 34,442,578,939.25
  5. Step 5: Solve for x
    x = 34,442,578,939.25/212,785.44
  6. Step 6: Final answer
    x = 161,865.30

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1.5x scale

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.