Home / 95,163.21-131,265.81-61,215.93

Finding the Fourth Proportional to 95,163.21, 131,265.81 and 61,215.93

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Solution

The fourth proportional to 95,163.21, 131,265.81 and 61,215.93 is: 84,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,163.21 : 131,265.81 = 61,215.93 : x
  2. Step 2: Convert to fraction form
    95,163.21/131,265.81 = 61,215.93/x
  3. Step 3: Cross multiply
    95,163.21x = 131,265.81 × 61,215.93
  4. Step 4: Simplify right side
    95,163.21x = 8,035,558,636.35
  5. Step 5: Solve for x
    x = 8,035,558,636.35/95,163.21
  6. Step 6: Final answer
    x = 84,439.76

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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.