Home / 311,849.05-467,831.27-98,670.62

Finding the Fourth Proportional to 311,849.05, 467,831.27 and 98,670.62

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Solution

The fourth proportional to 311,849.05, 467,831.27 and 98,670.62 is: 148,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,849.05 : 467,831.27 = 98,670.62 : x
  2. Step 2: Convert to fraction form
    311,849.05/467,831.27 = 98,670.62/x
  3. Step 3: Cross multiply
    311,849.05x = 467,831.27 × 98,670.62
  4. Step 4: Simplify right side
    311,849.05x = 46,161,202,882.54
  5. Step 5: Solve for x
    x = 46,161,202,882.54/311,849.05
  6. Step 6: Final answer
    x = 148,024.19

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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.