Home / 270,262.12-405,402.84-92,767.92

Finding the Fourth Proportional to 270,262.12, 405,402.84 and 92,767.92

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Solution

The fourth proportional to 270,262.12, 405,402.84 and 92,767.92 is: 139,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,262.12 : 405,402.84 = 92,767.92 : x
  2. Step 2: Convert to fraction form
    270,262.12/405,402.84 = 92,767.92/x
  3. Step 3: Cross multiply
    270,262.12x = 405,402.84 × 92,767.92
  4. Step 4: Simplify right side
    270,262.12x = 37,608,378,228.89
  5. Step 5: Solve for x
    x = 37,608,378,228.89/270,262.12
  6. Step 6: Final answer
    x = 139,155.20

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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.