Home / 133,846.14-200,501.52-80,508.66

Finding the Fourth Proportional to 133,846.14, 200,501.52 and 80,508.66

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Solution

The fourth proportional to 133,846.14, 200,501.52 and 80,508.66 is: 120,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,846.14 : 200,501.52 = 80,508.66 : x
  2. Step 2: Convert to fraction form
    133,846.14/200,501.52 = 80,508.66/x
  3. Step 3: Cross multiply
    133,846.14x = 200,501.52 × 80,508.66
  4. Step 4: Simplify right side
    133,846.14x = 16,142,108,703.16
  5. Step 5: Solve for x
    x = 16,142,108,703.16/133,846.14
  6. Step 6: Final answer
    x = 120,601.97

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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.