Home / 221,532.10-332,298.15-109,266.10

Finding the Fourth Proportional to 221,532.10, 332,298.15 and 109,266.10

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Solution

The fourth proportional to 221,532.10, 332,298.15 and 109,266.10 is: 163,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,532.10 : 332,298.15 = 109,266.10 : x
  2. Step 2: Convert to fraction form
    221,532.10/332,298.15 = 109,266.10/x
  3. Step 3: Cross multiply
    221,532.10x = 332,298.15 × 109,266.10
  4. Step 4: Simplify right side
    221,532.10x = 36,308,922,887.72
  5. Step 5: Solve for x
    x = 36,308,922,887.72/221,532.10
  6. Step 6: Final answer
    x = 163,899.15

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Similar ratio
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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.