Home / 221,025.08-331,535.16-132,303.36

Finding the Fourth Proportional to 221,025.08, 331,535.16 and 132,303.36

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Solution

The fourth proportional to 221,025.08, 331,535.16 and 132,303.36 is: 198,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,025.08 : 331,535.16 = 132,303.36 : x
  2. Step 2: Convert to fraction form
    221,025.08/331,535.16 = 132,303.36/x
  3. Step 3: Cross multiply
    221,025.08x = 331,535.16 × 132,303.36
  4. Step 4: Simplify right side
    221,025.08x = 43,863,215,626.14
  5. Step 5: Solve for x
    x = 43,863,215,626.14/221,025.08
  6. Step 6: Final answer
    x = 198,453.57

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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.