Home / 147,222.03-220,836.68-53,727.75

Finding the Fourth Proportional to 147,222.03, 220,836.68 and 53,727.75

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Solution

The fourth proportional to 147,222.03, 220,836.68 and 53,727.75 is: 80,592.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,222.03 : 220,836.68 = 53,727.75 : x
  2. Step 2: Convert to fraction form
    147,222.03/220,836.68 = 53,727.75/x
  3. Step 3: Cross multiply
    147,222.03x = 220,836.68 × 53,727.75
  4. Step 4: Simplify right side
    147,222.03x = 11,865,057,933.87
  5. Step 5: Solve for x
    x = 11,865,057,933.87/147,222.03
  6. Step 6: Final answer
    x = 80,592.95

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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.