Home / 306,110.34-459,321.03-137,596.73

Finding the Fourth Proportional to 306,110.34, 459,321.03 and 137,596.73

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Solution

The fourth proportional to 306,110.34, 459,321.03 and 137,596.73 is: 206,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,110.34 : 459,321.03 = 137,596.73 : x
  2. Step 2: Convert to fraction form
    306,110.34/459,321.03 = 137,596.73/x
  3. Step 3: Cross multiply
    306,110.34x = 459,321.03 × 137,596.73
  4. Step 4: Simplify right side
    306,110.34x = 63,201,069,451.63
  5. Step 5: Solve for x
    x = 63,201,069,451.63/306,110.34
  6. Step 6: Final answer
    x = 206,464.99

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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.