Home / 146,200.62-219,124.22-71,208.39

Finding the Fourth Proportional to 146,200.62, 219,124.22 and 71,208.39

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Solution

The fourth proportional to 146,200.62, 219,124.22 and 71,208.39 is: 106,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,200.62 : 219,124.22 = 71,208.39 : x
  2. Step 2: Convert to fraction form
    146,200.62/219,124.22 = 71,208.39/x
  3. Step 3: Cross multiply
    146,200.62x = 219,124.22 × 71,208.39
  4. Step 4: Simplify right side
    146,200.62x = 15,603,482,923.08
  5. Step 5: Solve for x
    x = 15,603,482,923.08/146,200.62
  6. Step 6: Final answer
    x = 106,726.52

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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.