Home / 54,228.78-81,237.24-37,358.81

Finding the Fourth Proportional to 54,228.78, 81,237.24 and 37,358.81

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Solution

The fourth proportional to 54,228.78, 81,237.24 and 37,358.81 is: 55,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,228.78 : 81,237.24 = 37,358.81 : x
  2. Step 2: Convert to fraction form
    54,228.78/81,237.24 = 37,358.81/x
  3. Step 3: Cross multiply
    54,228.78x = 81,237.24 × 37,358.81
  4. Step 4: Simplify right side
    54,228.78x = 3,034,926,817.18
  5. Step 5: Solve for x
    x = 3,034,926,817.18/54,228.78
  6. Step 6: Final answer
    x = 55,965.24

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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.