Home / 267,243.09-400,574.79-133,801.53

Finding the Fourth Proportional to 267,243.09, 400,574.79 and 133,801.53

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Solution

The fourth proportional to 267,243.09, 400,574.79 and 133,801.53 is: 200,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,243.09 : 400,574.79 = 133,801.53 : x
  2. Step 2: Convert to fraction form
    267,243.09/400,574.79 = 133,801.53/x
  3. Step 3: Cross multiply
    267,243.09x = 400,574.79 × 133,801.53
  4. Step 4: Simplify right side
    267,243.09x = 53,597,519,781.43
  5. Step 5: Solve for x
    x = 53,597,519,781.43/267,243.09
  6. Step 6: Final answer
    x = 200,557.18

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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.