Home / 54,940.71-82,325.81-38,106.59

Finding the Fourth Proportional to 54,940.71, 82,325.81 and 38,106.59

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Solution

The fourth proportional to 54,940.71, 82,325.81 and 38,106.59 is: 57,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,940.71 : 82,325.81 = 38,106.59 : x
  2. Step 2: Convert to fraction form
    54,940.71/82,325.81 = 38,106.59/x
  3. Step 3: Cross multiply
    54,940.71x = 82,325.81 × 38,106.59
  4. Step 4: Simplify right side
    54,940.71x = 3,137,156,189.17
  5. Step 5: Solve for x
    x = 3,137,156,189.17/54,940.71
  6. Step 6: Final answer
    x = 57,100.76

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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.