Home / 220,535.09-304,226.21-144,098.87

Finding the Fourth Proportional to 220,535.09, 304,226.21 and 144,098.87

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Solution

The fourth proportional to 220,535.09, 304,226.21 and 144,098.87 is: 198,783.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,535.09 : 304,226.21 = 144,098.87 : x
  2. Step 2: Convert to fraction form
    220,535.09/304,226.21 = 144,098.87/x
  3. Step 3: Cross multiply
    220,535.09x = 304,226.21 × 144,098.87
  4. Step 4: Simplify right side
    220,535.09x = 43,838,652,324.82
  5. Step 5: Solve for x
    x = 43,838,652,324.82/220,535.09
  6. Step 6: Final answer
    x = 198,783.12

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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.