Home / 133,664.64-200,285.94-49,308.66

Finding the Fourth Proportional to 133,664.64, 200,285.94 and 49,308.66

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Solution

The fourth proportional to 133,664.64, 200,285.94 and 49,308.66 is: 73,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664.64 : 200,285.94 = 49,308.66 : x
  2. Step 2: Convert to fraction form
    133,664.64/200,285.94 = 49,308.66/x
  3. Step 3: Cross multiply
    133,664.64x = 200,285.94 × 49,308.66
  4. Step 4: Simplify right side
    133,664.64x = 9,875,831,318.24
  5. Step 5: Solve for x
    x = 9,875,831,318.24/133,664.64
  6. Step 6: Final answer
    x = 73,885.15

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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.