Home / 55,958.44-77,226.65-31,431.24

Finding the Fourth Proportional to 55,958.44, 77,226.65 and 31,431.24

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Solution

The fourth proportional to 55,958.44, 77,226.65 and 31,431.24 is: 43,377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,958.44 : 77,226.65 = 31,431.24 : x
  2. Step 2: Convert to fraction form
    55,958.44/77,226.65 = 31,431.24/x
  3. Step 3: Cross multiply
    55,958.44x = 77,226.65 × 31,431.24
  4. Step 4: Simplify right side
    55,958.44x = 2,427,329,370.55
  5. Step 5: Solve for x
    x = 2,427,329,370.55/55,958.44
  6. Step 6: Final answer
    x = 43,377.36

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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.