Home / 226,585.04-312,652.32-131,100.64

Finding the Fourth Proportional to 226,585.04, 312,652.32 and 131,100.64

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Solution

The fourth proportional to 226,585.04, 312,652.32 and 131,100.64 is: 180,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,585.04 : 312,652.32 = 131,100.64 : x
  2. Step 2: Convert to fraction form
    226,585.04/312,652.32 = 131,100.64/x
  3. Step 3: Cross multiply
    226,585.04x = 312,652.32 × 131,100.64
  4. Step 4: Simplify right side
    226,585.04x = 40,988,919,249.48
  5. Step 5: Solve for x
    x = 40,988,919,249.48/226,585.04
  6. Step 6: Final answer
    x = 180,898.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.