Home / 178,831.22-268,246.92-66,496.84

Finding the Fourth Proportional to 178,831.22, 268,246.92 and 66,496.84

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Solution

The fourth proportional to 178,831.22, 268,246.92 and 66,496.84 is: 99,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,831.22 : 268,246.92 = 66,496.84 : x
  2. Step 2: Convert to fraction form
    178,831.22/268,246.92 = 66,496.84/x
  3. Step 3: Cross multiply
    178,831.22x = 268,246.92 × 66,496.84
  4. Step 4: Simplify right side
    178,831.22x = 17,837,571,178.50
  5. Step 5: Solve for x
    x = 17,837,571,178.50/178,831.22
  6. Step 6: Final answer
    x = 99,745.29

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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.