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Finding the Fourth Proportional to 227,424.86, 313,873.40 and 131,934.77

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Solution

The fourth proportional to 227,424.86, 313,873.40 and 131,934.77 is: 182,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,424.86 : 313,873.40 = 131,934.77 : x
  2. Step 2: Convert to fraction form
    227,424.86/313,873.40 = 131,934.77/x
  3. Step 3: Cross multiply
    227,424.86x = 313,873.40 × 131,934.77
  4. Step 4: Simplify right side
    227,424.86x = 41,410,813,598.59
  5. Step 5: Solve for x
    x = 41,410,813,598.59/227,424.86
  6. Step 6: Final answer
    x = 182,085.70

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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.