Home / 146,211.55-219,284.52-67,249.92

Finding the Fourth Proportional to 146,211.55, 219,284.52 and 67,249.92

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Solution

The fourth proportional to 146,211.55, 219,284.52 and 67,249.92 is: 100,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,211.55 : 219,284.52 = 67,249.92 : x
  2. Step 2: Convert to fraction form
    146,211.55/219,284.52 = 67,249.92/x
  3. Step 3: Cross multiply
    146,211.55x = 219,284.52 × 67,249.92
  4. Step 4: Simplify right side
    146,211.55x = 14,746,866,427.24
  5. Step 5: Solve for x
    x = 14,746,866,427.24/146,211.55
  6. Step 6: Final answer
    x = 100,859.79

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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.