Home / 228,297.26-315,076.83-132,807.98

Finding the Fourth Proportional to 228,297.26, 315,076.83 and 132,807.98

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Solution

The fourth proportional to 228,297.26, 315,076.83 and 132,807.98 is: 183,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,297.26 : 315,076.83 = 132,807.98 : x
  2. Step 2: Convert to fraction form
    228,297.26/315,076.83 = 132,807.98/x
  3. Step 3: Cross multiply
    228,297.26x = 315,076.83 × 132,807.98
  4. Step 4: Simplify right side
    228,297.26x = 41,844,717,337.10
  5. Step 5: Solve for x
    x = 41,844,717,337.10/228,297.26
  6. Step 6: Final answer
    x = 183,290.49

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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.