Home / 117,921.22-176,839.00-51,345.29

Finding the Fourth Proportional to 117,921.22, 176,839.00 and 51,345.29

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Solution

The fourth proportional to 117,921.22, 176,839.00 and 51,345.29 is: 76,999.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,921.22 : 176,839.00 = 51,345.29 : x
  2. Step 2: Convert to fraction form
    117,921.22/176,839.00 = 51,345.29/x
  3. Step 3: Cross multiply
    117,921.22x = 176,839.00 × 51,345.29
  4. Step 4: Simplify right side
    117,921.22x = 9,079,850,052.04
  5. Step 5: Solve for x
    x = 9,079,850,052.04/117,921.22
  6. Step 6: Final answer
    x = 76,999.29

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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.