Home / 149,024.16-223,236.36-68,949.36

Finding the Fourth Proportional to 149,024.16, 223,236.36 and 68,949.36

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Solution

The fourth proportional to 149,024.16, 223,236.36 and 68,949.36 is: 103,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,024.16 : 223,236.36 = 68,949.36 : x
  2. Step 2: Convert to fraction form
    149,024.16/223,236.36 = 68,949.36/x
  3. Step 3: Cross multiply
    149,024.16x = 223,236.36 × 68,949.36
  4. Step 4: Simplify right side
    149,024.16x = 15,392,004,150.73
  5. Step 5: Solve for x
    x = 15,392,004,150.73/149,024.16
  6. Step 6: Final answer
    x = 103,285.29

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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.