Home / 146,257.20-219,422.75-67,426.79

Finding the Fourth Proportional to 146,257.20, 219,422.75 and 67,426.79

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Solution

The fourth proportional to 146,257.20, 219,422.75 and 67,426.79 is: 101,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,257.20 : 219,422.75 = 67,426.79 : x
  2. Step 2: Convert to fraction form
    146,257.20/219,422.75 = 67,426.79/x
  3. Step 3: Cross multiply
    146,257.20x = 219,422.75 × 67,426.79
  4. Step 4: Simplify right side
    146,257.20x = 14,794,970,251.22
  5. Step 5: Solve for x
    x = 14,794,970,251.22/146,257.20
  6. Step 6: Final answer
    x = 101,157.21

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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.