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Finding the Fourth Proportional to 133,340.84, 200,021.43 and 44,594.51

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Solution

The fourth proportional to 133,340.84, 200,021.43 and 44,594.51 is: 66,895.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340.84 : 200,021.43 = 44,594.51 : x
  2. Step 2: Convert to fraction form
    133,340.84/200,021.43 = 44,594.51/x
  3. Step 3: Cross multiply
    133,340.84x = 200,021.43 × 44,594.51
  4. Step 4: Simplify right side
    133,340.84x = 8,919,856,660.24
  5. Step 5: Solve for x
    x = 8,919,856,660.24/133,340.84
  6. Step 6: Final answer
    x = 66,895.16

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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.