Home / 306,687.35-459,998.22-107,011.52

Finding the Fourth Proportional to 306,687.35, 459,998.22 and 107,011.52

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Solution

The fourth proportional to 306,687.35, 459,998.22 and 107,011.52 is: 160,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,687.35 : 459,998.22 = 107,011.52 : x
  2. Step 2: Convert to fraction form
    306,687.35/459,998.22 = 107,011.52/x
  3. Step 3: Cross multiply
    306,687.35x = 459,998.22 × 107,011.52
  4. Step 4: Simplify right side
    306,687.35x = 49,225,106,996.01
  5. Step 5: Solve for x
    x = 49,225,106,996.01/306,687.35
  6. Step 6: Final answer
    x = 160,505.83

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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.