Home / 95,462.31-131,761.81-55,199.30

Finding the Fourth Proportional to 95,462.31, 131,761.81 and 55,199.30

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Solution

The fourth proportional to 95,462.31, 131,761.81 and 55,199.30 is: 76,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,462.31 : 131,761.81 = 55,199.30 : x
  2. Step 2: Convert to fraction form
    95,462.31/131,761.81 = 55,199.30/x
  3. Step 3: Cross multiply
    95,462.31x = 131,761.81 × 55,199.30
  4. Step 4: Simplify right side
    95,462.31x = 7,273,159,088.92
  5. Step 5: Solve for x
    x = 7,273,159,088.92/95,462.31
  6. Step 6: Final answer
    x = 76,188.80

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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.