Home / 133,392.93-200,089.73-54,507.15

Finding the Fourth Proportional to 133,392.93, 200,089.73 and 54,507.15

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Solution

The fourth proportional to 133,392.93, 200,089.73 and 54,507.15 is: 81,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,392.93 : 200,089.73 = 54,507.15 : x
  2. Step 2: Convert to fraction form
    133,392.93/200,089.73 = 54,507.15/x
  3. Step 3: Cross multiply
    133,392.93x = 200,089.73 × 54,507.15
  4. Step 4: Simplify right side
    133,392.93x = 10,906,320,926.57
  5. Step 5: Solve for x
    x = 10,906,320,926.57/133,392.93
  6. Step 6: Final answer
    x = 81,760.86

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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.