Home / 143,327.87-197,656.54-94,183.04

Finding the Fourth Proportional to 143,327.87, 197,656.54 and 94,183.04

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Solution

The fourth proportional to 143,327.87, 197,656.54 and 94,183.04 is: 129,883.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,327.87 : 197,656.54 = 94,183.04 : x
  2. Step 2: Convert to fraction form
    143,327.87/197,656.54 = 94,183.04/x
  3. Step 3: Cross multiply
    143,327.87x = 197,656.54 × 94,183.04
  4. Step 4: Simplify right side
    143,327.87x = 18,615,894,013.62
  5. Step 5: Solve for x
    x = 18,615,894,013.62/143,327.87
  6. Step 6: Final answer
    x = 129,883.28

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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.