Home / 221,837.60-332,529.60-109,344.80

Finding the Fourth Proportional to 221,837.60, 332,529.60 and 109,344.80

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Solution

The fourth proportional to 221,837.60, 332,529.60 and 109,344.80 is: 163,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,837.60 : 332,529.60 = 109,344.80 : x
  2. Step 2: Convert to fraction form
    221,837.60/332,529.60 = 109,344.80/x
  3. Step 3: Cross multiply
    221,837.60x = 332,529.60 × 109,344.80
  4. Step 4: Simplify right side
    221,837.60x = 36,360,382,606.08
  5. Step 5: Solve for x
    x = 36,360,382,606.08/221,837.60
  6. Step 6: Final answer
    x = 163,905.41

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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.