Home / 75,096.28-112,640.10-25,174.36

Finding the Fourth Proportional to 75,096.28, 112,640.10 and 25,174.36

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Solution

The fourth proportional to 75,096.28, 112,640.10 and 25,174.36 is: 37,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,096.28 : 112,640.10 = 25,174.36 : x
  2. Step 2: Convert to fraction form
    75,096.28/112,640.10 = 25,174.36/x
  3. Step 3: Cross multiply
    75,096.28x = 112,640.10 × 25,174.36
  4. Step 4: Simplify right side
    75,096.28x = 2,835,642,427.84
  5. Step 5: Solve for x
    x = 2,835,642,427.84/75,096.28
  6. Step 6: Final answer
    x = 37,760.09

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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.