Home / 180,146.36-248,617.32-104,690

Finding the Fourth Proportional to 180,146.36, 248,617.32 and 104,690

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Solution

The fourth proportional to 180,146.36, 248,617.32 and 104,690 is: 144,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,146.36 : 248,617.32 = 104,690 : x
  2. Step 2: Convert to fraction form
    180,146.36/248,617.32 = 104,690/x
  3. Step 3: Cross multiply
    180,146.36x = 248,617.32 × 104,690
  4. Step 4: Simplify right side
    180,146.36x = 26,027,747,230.80
  5. Step 5: Solve for x
    x = 26,027,747,230.80/180,146.36
  6. Step 6: Final answer
    x = 144,481.12

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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.