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Finding the Fourth Proportional to 221,522.92, 332,323.32 and 95,240.68

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Solution

The fourth proportional to 221,522.92, 332,323.32 and 95,240.68 is: 142,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,522.92 : 332,323.32 = 95,240.68 : x
  2. Step 2: Convert to fraction form
    221,522.92/332,323.32 = 95,240.68/x
  3. Step 3: Cross multiply
    221,522.92x = 332,323.32 × 95,240.68
  4. Step 4: Simplify right side
    221,522.92x = 31,650,698,976.66
  5. Step 5: Solve for x
    x = 31,650,698,976.66/221,522.92
  6. Step 6: Final answer
    x = 142,877.76

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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.