Home / 270,028.13-405,099.61-92,487.47

Finding the Fourth Proportional to 270,028.13, 405,099.61 and 92,487.47

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Solution

The fourth proportional to 270,028.13, 405,099.61 and 92,487.47 is: 138,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,028.13 : 405,099.61 = 92,487.47 : x
  2. Step 2: Convert to fraction form
    270,028.13/405,099.61 = 92,487.47/x
  3. Step 3: Cross multiply
    270,028.13x = 405,099.61 × 92,487.47
  4. Step 4: Simplify right side
    270,028.13x = 37,466,637,564.45
  5. Step 5: Solve for x
    x = 37,466,637,564.45/270,028.13
  6. Step 6: Final answer
    x = 138,750.87

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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.