Home / 146,410.54-219,614.29-75,353.09

Finding the Fourth Proportional to 146,410.54, 219,614.29 and 75,353.09

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Solution

The fourth proportional to 146,410.54, 219,614.29 and 75,353.09 is: 113,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,410.54 : 219,614.29 = 75,353.09 : x
  2. Step 2: Convert to fraction form
    146,410.54/219,614.29 = 75,353.09/x
  3. Step 3: Cross multiply
    146,410.54x = 219,614.29 × 75,353.09
  4. Step 4: Simplify right side
    146,410.54x = 16,548,614,073.20
  5. Step 5: Solve for x
    x = 16,548,614,073.20/146,410.54
  6. Step 6: Final answer
    x = 113,028.85

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1.5x scale

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.