Home / 270,260.12-405,399.84-92,765.92

Finding the Fourth Proportional to 270,260.12, 405,399.84 and 92,765.92

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Solution

The fourth proportional to 270,260.12, 405,399.84 and 92,765.92 is: 139,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,260.12 : 405,399.84 = 92,765.92 : x
  2. Step 2: Convert to fraction form
    270,260.12/405,399.84 = 92,765.92/x
  3. Step 3: Cross multiply
    270,260.12x = 405,399.84 × 92,765.92
  4. Step 4: Simplify right side
    270,260.12x = 37,607,289,125.45
  5. Step 5: Solve for x
    x = 37,607,289,125.45/270,260.12
  6. Step 6: Final answer
    x = 139,152.20

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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.