Home / 133,848.88-200,791.85-45,127.76

Finding the Fourth Proportional to 133,848.88, 200,791.85 and 45,127.76

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Solution

The fourth proportional to 133,848.88, 200,791.85 and 45,127.76 is: 67,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.88 : 200,791.85 = 45,127.76 : x
  2. Step 2: Convert to fraction form
    133,848.88/200,791.85 = 45,127.76/x
  3. Step 3: Cross multiply
    133,848.88x = 200,791.85 × 45,127.76
  4. Step 4: Simplify right side
    133,848.88x = 9,061,285,187.16
  5. Step 5: Solve for x
    x = 9,061,285,187.16/133,848.88
  6. Step 6: Final answer
    x = 67,697.88

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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.