Home / 68,244.90-102,297.36-30,831.14

Finding the Fourth Proportional to 68,244.90, 102,297.36 and 30,831.14

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Solution

The fourth proportional to 68,244.90, 102,297.36 and 30,831.14 is: 46,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,244.90 : 102,297.36 = 30,831.14 : x
  2. Step 2: Convert to fraction form
    68,244.90/102,297.36 = 30,831.14/x
  3. Step 3: Cross multiply
    68,244.90x = 102,297.36 × 30,831.14
  4. Step 4: Simplify right side
    68,244.90x = 3,153,944,227.79
  5. Step 5: Solve for x
    x = 3,153,944,227.79/68,244.90
  6. Step 6: Final answer
    x = 46,215.09

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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.