Home / 179,603.90-269,233.05-139,600.70

Finding the Fourth Proportional to 179,603.90, 269,233.05 and 139,600.70

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Solution

The fourth proportional to 179,603.90, 269,233.05 and 139,600.70 is: 209,266.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,603.90 : 269,233.05 = 139,600.70 : x
  2. Step 2: Convert to fraction form
    179,603.90/269,233.05 = 139,600.70/x
  3. Step 3: Cross multiply
    179,603.90x = 269,233.05 × 139,600.70
  4. Step 4: Simplify right side
    179,603.90x = 37,585,122,243.14
  5. Step 5: Solve for x
    x = 37,585,122,243.14/179,603.90
  6. Step 6: Final answer
    x = 209,266.74

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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.