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Finding the Fourth Proportional to 133,578.48, 200,304.36 and 49,311.12

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Solution

The fourth proportional to 133,578.48, 200,304.36 and 49,311.12 is: 73,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,578.48 : 200,304.36 = 49,311.12 : x
  2. Step 2: Convert to fraction form
    133,578.48/200,304.36 = 49,311.12/x
  3. Step 3: Cross multiply
    133,578.48x = 200,304.36 × 49,311.12
  4. Step 4: Simplify right side
    133,578.48x = 9,877,232,332.48
  5. Step 5: Solve for x
    x = 9,877,232,332.48/133,578.48
  6. Step 6: Final answer
    x = 73,943.29

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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.