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Finding the Fourth Proportional to 75,053.25, 103,576.73 and 41,519.25

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Solution

The fourth proportional to 75,053.25, 103,576.73 and 41,519.25 is: 57,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,053.25 : 103,576.73 = 41,519.25 : x
  2. Step 2: Convert to fraction form
    75,053.25/103,576.73 = 41,519.25/x
  3. Step 3: Cross multiply
    75,053.25x = 103,576.73 × 41,519.25
  4. Step 4: Simplify right side
    75,053.25x = 4,300,427,939.46
  5. Step 5: Solve for x
    x = 4,300,427,939.46/75,053.25
  6. Step 6: Final answer
    x = 57,298.36

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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.