Home / 55,577.06-76,695.62-31,704.13

Finding the Fourth Proportional to 55,577.06, 76,695.62 and 31,704.13

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Solution

The fourth proportional to 55,577.06, 76,695.62 and 31,704.13 is: 43,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577.06 : 76,695.62 = 31,704.13 : x
  2. Step 2: Convert to fraction form
    55,577.06/76,695.62 = 31,704.13/x
  3. Step 3: Cross multiply
    55,577.06x = 76,695.62 × 31,704.13
  4. Step 4: Simplify right side
    55,577.06x = 2,431,567,906.91
  5. Step 5: Solve for x
    x = 2,431,567,906.91/55,577.06
  6. Step 6: Final answer
    x = 43,751.29

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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.