Home / 220,327.72-304,035.06-124,849.36

Finding the Fourth Proportional to 220,327.72, 304,035.06 and 124,849.36

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Solution

The fourth proportional to 220,327.72, 304,035.06 and 124,849.36 is: 172,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,327.72 : 304,035.06 = 124,849.36 : x
  2. Step 2: Convert to fraction form
    220,327.72/304,035.06 = 124,849.36/x
  3. Step 3: Cross multiply
    220,327.72x = 304,035.06 × 124,849.36
  4. Step 4: Simplify right side
    220,327.72x = 37,958,582,658.56
  5. Step 5: Solve for x
    x = 37,958,582,658.56/220,327.72
  6. Step 6: Final answer
    x = 172,282.37

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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.