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Finding the Fourth Proportional to 133,551.25, 200,325.25 and 40,056.19

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Solution

The fourth proportional to 133,551.25, 200,325.25 and 40,056.19 is: 60,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,551.25 : 200,325.25 = 40,056.19 : x
  2. Step 2: Convert to fraction form
    133,551.25/200,325.25 = 40,056.19/x
  3. Step 3: Cross multiply
    133,551.25x = 200,325.25 × 40,056.19
  4. Step 4: Simplify right side
    133,551.25x = 8,024,265,825.05
  5. Step 5: Solve for x
    x = 8,024,265,825.05/133,551.25
  6. Step 6: Final answer
    x = 60,083.80

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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.