Home / 133,661.72-184,453.15-73,234.66

Finding the Fourth Proportional to 133,661.72, 184,453.15 and 73,234.66

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Solution

The fourth proportional to 133,661.72, 184,453.15 and 73,234.66 is: 101,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,661.72 : 184,453.15 = 73,234.66 : x
  2. Step 2: Convert to fraction form
    133,661.72/184,453.15 = 73,234.66/x
  3. Step 3: Cross multiply
    133,661.72x = 184,453.15 × 73,234.66
  4. Step 4: Simplify right side
    133,661.72x = 13,508,363,726.18
  5. Step 5: Solve for x
    x = 13,508,363,726.18/133,661.72
  6. Step 6: Final answer
    x = 101,063.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.