Home / 54,238.15-81,326.75-37,160.31

Finding the Fourth Proportional to 54,238.15, 81,326.75 and 37,160.31

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Solution

The fourth proportional to 54,238.15, 81,326.75 and 37,160.31 is: 55,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.15 : 81,326.75 = 37,160.31 : x
  2. Step 2: Convert to fraction form
    54,238.15/81,326.75 = 37,160.31/x
  3. Step 3: Cross multiply
    54,238.15x = 81,326.75 × 37,160.31
  4. Step 4: Simplify right side
    54,238.15x = 3,022,127,112.03
  5. Step 5: Solve for x
    x = 3,022,127,112.03/54,238.15
  6. Step 6: Final answer
    x = 55,719.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.