Home / 56,454.94-77,911.31-31,304.44

Finding the Fourth Proportional to 56,454.94, 77,911.31 and 31,304.44

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Solution

The fourth proportional to 56,454.94, 77,911.31 and 31,304.44 is: 43,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,454.94 : 77,911.31 = 31,304.44 : x
  2. Step 2: Convert to fraction form
    56,454.94/77,911.31 = 31,304.44/x
  3. Step 3: Cross multiply
    56,454.94x = 77,911.31 × 31,304.44
  4. Step 4: Simplify right side
    56,454.94x = 2,438,969,734.44
  5. Step 5: Solve for x
    x = 2,438,969,734.44/56,454.94
  6. Step 6: Final answer
    x = 43,202.06

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1.5x scale

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.