Home / 276,223.25-414,214.11-139,362.18

Finding the Fourth Proportional to 276,223.25, 414,214.11 and 139,362.18

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Solution

The fourth proportional to 276,223.25, 414,214.11 and 139,362.18 is: 208,982.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,223.25 : 414,214.11 = 139,362.18 : x
  2. Step 2: Convert to fraction form
    276,223.25/414,214.11 = 139,362.18/x
  3. Step 3: Cross multiply
    276,223.25x = 414,214.11 × 139,362.18
  4. Step 4: Simplify right side
    276,223.25x = 57,725,781,356.36
  5. Step 5: Solve for x
    x = 57,725,781,356.36/276,223.25
  6. Step 6: Final answer
    x = 208,982.34

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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.