Home / 220,206.06-330,309-62,435.88

Finding the Fourth Proportional to 220,206.06, 330,309 and 62,435.88

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Solution

The fourth proportional to 220,206.06, 330,309 and 62,435.88 is: 93,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,206.06 : 330,309 = 62,435.88 : x
  2. Step 2: Convert to fraction form
    220,206.06/330,309 = 62,435.88/x
  3. Step 3: Cross multiply
    220,206.06x = 330,309 × 62,435.88
  4. Step 4: Simplify right side
    220,206.06x = 20,623,133,086.92
  5. Step 5: Solve for x
    x = 20,623,133,086.92/220,206.06
  6. Step 6: Final answer
    x = 93,653.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.