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Finding the Fourth Proportional to 133,673.76, 200,612.88 and 49,513.68

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Solution

The fourth proportional to 133,673.76, 200,612.88 and 49,513.68 is: 74,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,673.76 : 200,612.88 = 49,513.68 : x
  2. Step 2: Convert to fraction form
    133,673.76/200,612.88 = 49,513.68/x
  3. Step 3: Cross multiply
    133,673.76x = 200,612.88 × 49,513.68
  4. Step 4: Simplify right side
    133,673.76x = 9,933,081,944.20
  5. Step 5: Solve for x
    x = 9,933,081,944.20/133,673.76
  6. Step 6: Final answer
    x = 74,308.39

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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.