Home / 133,202.06-198,831.43-116,386.76

Finding the Fourth Proportional to 133,202.06, 198,831.43 and 116,386.76

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Solution

The fourth proportional to 133,202.06, 198,831.43 and 116,386.76 is: 173,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,202.06 : 198,831.43 = 116,386.76 : x
  2. Step 2: Convert to fraction form
    133,202.06/198,831.43 = 116,386.76/x
  3. Step 3: Cross multiply
    133,202.06x = 198,831.43 × 116,386.76
  4. Step 4: Simplify right side
    133,202.06x = 23,141,345,923.87
  5. Step 5: Solve for x
    x = 23,141,345,923.87/133,202.06
  6. Step 6: Final answer
    x = 173,731.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.