Home / 306,112.34-459,324.03-137,598.73

Finding the Fourth Proportional to 306,112.34, 459,324.03 and 137,598.73

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Solution

The fourth proportional to 306,112.34, 459,324.03 and 137,598.73 is: 206,467.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,112.34 : 459,324.03 = 137,598.73 : x
  2. Step 2: Convert to fraction form
    306,112.34/459,324.03 = 137,598.73/x
  3. Step 3: Cross multiply
    306,112.34x = 459,324.03 × 137,598.73
  4. Step 4: Simplify right side
    306,112.34x = 63,202,400,889.86
  5. Step 5: Solve for x
    x = 63,202,400,889.86/306,112.34
  6. Step 6: Final answer
    x = 206,467.99

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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.