Home / 231,868.44-347,791.32-74,090.16

Finding the Fourth Proportional to 231,868.44, 347,791.32 and 74,090.16

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Solution

The fourth proportional to 231,868.44, 347,791.32 and 74,090.16 is: 111,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,868.44 : 347,791.32 = 74,090.16 : x
  2. Step 2: Convert to fraction form
    231,868.44/347,791.32 = 74,090.16/x
  3. Step 3: Cross multiply
    231,868.44x = 347,791.32 × 74,090.16
  4. Step 4: Simplify right side
    231,868.44x = 25,767,914,545.41
  5. Step 5: Solve for x
    x = 25,767,914,545.41/231,868.44
  6. Step 6: Final answer
    x = 111,131.62

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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.