Home / 143,842.82-198,410.46-95,443.70

Finding the Fourth Proportional to 143,842.82, 198,410.46 and 95,443.70

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Solution

The fourth proportional to 143,842.82, 198,410.46 and 95,443.70 is: 131,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,842.82 : 198,410.46 = 95,443.70 : x
  2. Step 2: Convert to fraction form
    143,842.82/198,410.46 = 95,443.70/x
  3. Step 3: Cross multiply
    143,842.82x = 198,410.46 × 95,443.70
  4. Step 4: Simplify right side
    143,842.82x = 18,937,028,421.10
  5. Step 5: Solve for x
    x = 18,937,028,421.10/143,842.82
  6. Step 6: Final answer
    x = 131,650.84

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1.5x scale

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.