Home / 215,163.30-296,904.58-124,501.22

Finding the Fourth Proportional to 215,163.30, 296,904.58 and 124,501.22

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Solution

The fourth proportional to 215,163.30, 296,904.58 and 124,501.22 is: 171,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,163.30 : 296,904.58 = 124,501.22 : x
  2. Step 2: Convert to fraction form
    215,163.30/296,904.58 = 124,501.22/x
  3. Step 3: Cross multiply
    215,163.30x = 296,904.58 × 124,501.22
  4. Step 4: Simplify right side
    215,163.30x = 36,964,982,433.59
  5. Step 5: Solve for x
    x = 36,964,982,433.59/215,163.30
  6. Step 6: Final answer
    x = 171,799.66

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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.