Home / 55,577.85-76,697.22-31,704.48

Finding the Fourth Proportional to 55,577.85, 76,697.22 and 31,704.48

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Solution

The fourth proportional to 55,577.85, 76,697.22 and 31,704.48 is: 43,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577.85 : 76,697.22 = 31,704.48 : x
  2. Step 2: Convert to fraction form
    55,577.85/76,697.22 = 31,704.48/x
  3. Step 3: Cross multiply
    55,577.85x = 76,697.22 × 31,704.48
  4. Step 4: Simplify right side
    55,577.85x = 2,431,645,094.06
  5. Step 5: Solve for x
    x = 2,431,645,094.06/55,577.85
  6. Step 6: Final answer
    x = 43,752.06

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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.