Home / 228,552.26-315,297.44-148,005.72

Finding the Fourth Proportional to 228,552.26, 315,297.44 and 148,005.72

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Solution

The fourth proportional to 228,552.26, 315,297.44 and 148,005.72 is: 204,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,552.26 : 315,297.44 = 148,005.72 : x
  2. Step 2: Convert to fraction form
    228,552.26/315,297.44 = 148,005.72/x
  3. Step 3: Cross multiply
    228,552.26x = 315,297.44 × 148,005.72
  4. Step 4: Simplify right side
    228,552.26x = 46,665,824,621.36
  5. Step 5: Solve for x
    x = 46,665,824,621.36/228,552.26
  6. Step 6: Final answer
    x = 204,180.11

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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.