Home / 115,896.48-173,817.45-31,636.61

Finding the Fourth Proportional to 115,896.48, 173,817.45 and 31,636.61

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Solution

The fourth proportional to 115,896.48, 173,817.45 and 31,636.61 is: 47,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896.48 : 173,817.45 = 31,636.61 : x
  2. Step 2: Convert to fraction form
    115,896.48/173,817.45 = 31,636.61/x
  3. Step 3: Cross multiply
    115,896.48x = 173,817.45 × 31,636.61
  4. Step 4: Simplify right side
    115,896.48x = 5,498,994,876.84
  5. Step 5: Solve for x
    x = 5,498,994,876.84/115,896.48
  6. Step 6: Final answer
    x = 47,447.47

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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.