Home / 115,619.89-173,446.37-35,664.61

Finding the Fourth Proportional to 115,619.89, 173,446.37 and 35,664.61

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Solution

The fourth proportional to 115,619.89, 173,446.37 and 35,664.61 is: 53,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,619.89 : 173,446.37 = 35,664.61 : x
  2. Step 2: Convert to fraction form
    115,619.89/173,446.37 = 35,664.61/x
  3. Step 3: Cross multiply
    115,619.89x = 173,446.37 × 35,664.61
  4. Step 4: Simplify right side
    115,619.89x = 6,185,897,141.97
  5. Step 5: Solve for x
    x = 6,185,897,141.97/115,619.89
  6. Step 6: Final answer
    x = 53,502.02

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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.