Home / 270,028.07-405,099.51-92,487.41

Finding the Fourth Proportional to 270,028.07, 405,099.51 and 92,487.41

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Solution

The fourth proportional to 270,028.07, 405,099.51 and 92,487.41 is: 138,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,028.07 : 405,099.51 = 92,487.41 : x
  2. Step 2: Convert to fraction form
    270,028.07/405,099.51 = 92,487.41/x
  3. Step 3: Cross multiply
    270,028.07x = 405,099.51 × 92,487.41
  4. Step 4: Simplify right side
    270,028.07x = 37,466,604,472.17
  5. Step 5: Solve for x
    x = 37,466,604,472.17/270,028.07
  6. Step 6: Final answer
    x = 138,750.78

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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.