Home / 220,322.79-304,044.66-124,847.73

Finding the Fourth Proportional to 220,322.79, 304,044.66 and 124,847.73

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Solution

The fourth proportional to 220,322.79, 304,044.66 and 124,847.73 is: 172,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,322.79 : 304,044.66 = 124,847.73 : x
  2. Step 2: Convert to fraction form
    220,322.79/304,044.66 = 124,847.73/x
  3. Step 3: Cross multiply
    220,322.79x = 304,044.66 × 124,847.73
  4. Step 4: Simplify right side
    220,322.79x = 37,959,285,619.62
  5. Step 5: Solve for x
    x = 37,959,285,619.62/220,322.79
  6. Step 6: Final answer
    x = 172,289.42

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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.