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Finding the Fourth Proportional to 267,243.59, 400,575.54 and 133,802.03

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Solution

The fourth proportional to 267,243.59, 400,575.54 and 133,802.03 is: 200,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,243.59 : 400,575.54 = 133,802.03 : x
  2. Step 2: Convert to fraction form
    267,243.59/400,575.54 = 133,802.03/x
  3. Step 3: Cross multiply
    267,243.59x = 400,575.54 × 133,802.03
  4. Step 4: Simplify right side
    267,243.59x = 53,597,820,420.35
  5. Step 5: Solve for x
    x = 53,597,820,420.35/267,243.59
  6. Step 6: Final answer
    x = 200,557.93

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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.