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Finding the Fourth Proportional to 226,953.72, 313,148.66 and 131,454.72

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Solution

The fourth proportional to 226,953.72, 313,148.66 and 131,454.72 is: 181,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,953.72 : 313,148.66 = 131,454.72 : x
  2. Step 2: Convert to fraction form
    226,953.72/313,148.66 = 131,454.72/x
  3. Step 3: Cross multiply
    226,953.72x = 313,148.66 × 131,454.72
  4. Step 4: Simplify right side
    226,953.72x = 41,164,869,418.68
  5. Step 5: Solve for x
    x = 41,164,869,418.68/226,953.72
  6. Step 6: Final answer
    x = 181,380.02

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1.5x scale

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.