Home / 192,395.75-265,502.21-106,358.36

Finding the Fourth Proportional to 192,395.75, 265,502.21 and 106,358.36

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Solution

The fourth proportional to 192,395.75, 265,502.21 and 106,358.36 is: 146,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,395.75 : 265,502.21 = 106,358.36 : x
  2. Step 2: Convert to fraction form
    192,395.75/265,502.21 = 106,358.36/x
  3. Step 3: Cross multiply
    192,395.75x = 265,502.21 × 106,358.36
  4. Step 4: Simplify right side
    192,395.75x = 28,238,378,304.46
  5. Step 5: Solve for x
    x = 28,238,378,304.46/192,395.75
  6. Step 6: Final answer
    x = 146,772.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.