Home / 193,485.12-290,229.48-58,550.16

Finding the Fourth Proportional to 193,485.12, 290,229.48 and 58,550.16

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Solution

The fourth proportional to 193,485.12, 290,229.48 and 58,550.16 is: 87,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,485.12 : 290,229.48 = 58,550.16 : x
  2. Step 2: Convert to fraction form
    193,485.12/290,229.48 = 58,550.16/x
  3. Step 3: Cross multiply
    193,485.12x = 290,229.48 × 58,550.16
  4. Step 4: Simplify right side
    193,485.12x = 16,992,982,490.72
  5. Step 5: Solve for x
    x = 16,992,982,490.72/193,485.12
  6. Step 6: Final answer
    x = 87,825.78

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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.