Home / 148,215.10-222,321.91-35,895.31

Finding the Fourth Proportional to 148,215.10, 222,321.91 and 35,895.31

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Solution

The fourth proportional to 148,215.10, 222,321.91 and 35,895.31 is: 53,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,215.10 : 222,321.91 = 35,895.31 : x
  2. Step 2: Convert to fraction form
    148,215.10/222,321.91 = 35,895.31/x
  3. Step 3: Cross multiply
    148,215.10x = 222,321.91 × 35,895.31
  4. Step 4: Simplify right side
    148,215.10x = 7,980,313,879.24
  5. Step 5: Solve for x
    x = 7,980,313,879.24/148,215.10
  6. Step 6: Final answer
    x = 53,842.79

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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.