Home / 146,257.88-219,220.97-67,208.76

Finding the Fourth Proportional to 146,257.88, 219,220.97 and 67,208.76

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Solution

The fourth proportional to 146,257.88, 219,220.97 and 67,208.76 is: 100,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,257.88 : 219,220.97 = 67,208.76 : x
  2. Step 2: Convert to fraction form
    146,257.88/219,220.97 = 67,208.76/x
  3. Step 3: Cross multiply
    146,257.88x = 219,220.97 × 67,208.76
  4. Step 4: Simplify right side
    146,257.88x = 14,733,569,223.65
  5. Step 5: Solve for x
    x = 14,733,569,223.65/146,257.88
  6. Step 6: Final answer
    x = 100,736.93

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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.