Home / 270,426.11-405,705.59-92,935.67

Finding the Fourth Proportional to 270,426.11, 405,705.59 and 92,935.67

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Solution

The fourth proportional to 270,426.11, 405,705.59 and 92,935.67 is: 139,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,426.11 : 405,705.59 = 92,935.67 : x
  2. Step 2: Convert to fraction form
    270,426.11/405,705.59 = 92,935.67/x
  3. Step 3: Cross multiply
    270,426.11x = 405,705.59 × 92,935.67
  4. Step 4: Simplify right side
    270,426.11x = 37,704,522,076.00
  5. Step 5: Solve for x
    x = 37,704,522,076.00/270,426.11
  6. Step 6: Final answer
    x = 139,426.34

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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.