Home / 228,297.31-342,504.39-133,607.23

Finding the Fourth Proportional to 228,297.31, 342,504.39 and 133,607.23

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Solution

The fourth proportional to 228,297.31, 342,504.39 and 133,607.23 is: 200,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,297.31 : 342,504.39 = 133,607.23 : x
  2. Step 2: Convert to fraction form
    228,297.31/342,504.39 = 133,607.23/x
  3. Step 3: Cross multiply
    228,297.31x = 342,504.39 × 133,607.23
  4. Step 4: Simplify right side
    228,297.31x = 45,761,062,810.74
  5. Step 5: Solve for x
    x = 45,761,062,810.74/228,297.31
  6. Step 6: Final answer
    x = 200,445.04

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1.5x scale

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.