Home / 133,664.60-200,285.96-49,308.68

Finding the Fourth Proportional to 133,664.60, 200,285.96 and 49,308.68

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Solution

The fourth proportional to 133,664.60, 200,285.96 and 49,308.68 is: 73,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664.60 : 200,285.96 = 49,308.68 : x
  2. Step 2: Convert to fraction form
    133,664.60/200,285.96 = 49,308.68/x
  3. Step 3: Cross multiply
    133,664.60x = 200,285.96 × 49,308.68
  4. Step 4: Simplify right side
    133,664.60x = 9,875,836,310.13
  5. Step 5: Solve for x
    x = 9,875,836,310.13/133,664.60
  6. Step 6: Final answer
    x = 73,885.20

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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.