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Finding the Fourth Proportional to 133,388.68, 200,068.28 and 33,548.91

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Solution

The fourth proportional to 133,388.68, 200,068.28 and 33,548.91 is: 50,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,388.68 : 200,068.28 = 33,548.91 : x
  2. Step 2: Convert to fraction form
    133,388.68/200,068.28 = 33,548.91/x
  3. Step 3: Cross multiply
    133,388.68x = 200,068.28 × 33,548.91
  4. Step 4: Simplify right side
    133,388.68x = 6,712,072,740.54
  5. Step 5: Solve for x
    x = 6,712,072,740.54/133,388.68
  6. Step 6: Final answer
    x = 50,319.66

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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.