Home / 207,418.27-286,215.30-116,772.59

Finding the Fourth Proportional to 207,418.27, 286,215.30 and 116,772.59

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Solution

The fourth proportional to 207,418.27, 286,215.30 and 116,772.59 is: 161,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,418.27 : 286,215.30 = 116,772.59 : x
  2. Step 2: Convert to fraction form
    207,418.27/286,215.30 = 116,772.59/x
  3. Step 3: Cross multiply
    207,418.27x = 286,215.30 × 116,772.59
  4. Step 4: Simplify right side
    207,418.27x = 33,422,100,447.55
  5. Step 5: Solve for x
    x = 33,422,100,447.55/207,418.27
  6. Step 6: Final answer
    x = 161,133.83

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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.