Home / 54,886.20-75,741.97-31,012.37

Finding the Fourth Proportional to 54,886.20, 75,741.97 and 31,012.37

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Solution

The fourth proportional to 54,886.20, 75,741.97 and 31,012.37 is: 42,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,886.20 : 75,741.97 = 31,012.37 : x
  2. Step 2: Convert to fraction form
    54,886.20/75,741.97 = 31,012.37/x
  3. Step 3: Cross multiply
    54,886.20x = 75,741.97 × 31,012.37
  4. Step 4: Simplify right side
    54,886.20x = 2,348,937,998.17
  5. Step 5: Solve for x
    x = 2,348,937,998.17/54,886.20
  6. Step 6: Final answer
    x = 42,796.51

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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.