Home / 228,544.88-315,287.26-147,998.35

Finding the Fourth Proportional to 228,544.88, 315,287.26 and 147,998.35

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Solution

The fourth proportional to 228,544.88, 315,287.26 and 147,998.35 is: 204,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,544.88 : 315,287.26 = 147,998.35 : x
  2. Step 2: Convert to fraction form
    228,544.88/315,287.26 = 147,998.35/x
  3. Step 3: Cross multiply
    228,544.88x = 315,287.26 × 147,998.35
  4. Step 4: Simplify right side
    228,544.88x = 46,661,995,139.75
  5. Step 5: Solve for x
    x = 46,661,995,139.75/228,544.88
  6. Step 6: Final answer
    x = 204,169.94

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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.