Home / 220,863.42-304,713.90-144,427.26

Finding the Fourth Proportional to 220,863.42, 304,713.90 and 144,427.26

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Solution

The fourth proportional to 220,863.42, 304,713.90 and 144,427.26 is: 199,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,863.42 : 304,713.90 = 144,427.26 : x
  2. Step 2: Convert to fraction form
    220,863.42/304,713.90 = 144,427.26/x
  3. Step 3: Cross multiply
    220,863.42x = 304,713.90 × 144,427.26
  4. Step 4: Simplify right side
    220,863.42x = 44,008,993,660.91
  5. Step 5: Solve for x
    x = 44,008,993,660.91/220,863.42
  6. Step 6: Final answer
    x = 199,258.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.