Home / 227,025.72-313,295.58-131,587.74

Finding the Fourth Proportional to 227,025.72, 313,295.58 and 131,587.74

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Solution

The fourth proportional to 227,025.72, 313,295.58 and 131,587.74 is: 181,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,025.72 : 313,295.58 = 131,587.74 : x
  2. Step 2: Convert to fraction form
    227,025.72/313,295.58 = 131,587.74/x
  3. Step 3: Cross multiply
    227,025.72x = 313,295.58 × 131,587.74
  4. Step 4: Simplify right side
    227,025.72x = 41,225,857,324.19
  5. Step 5: Solve for x
    x = 41,225,857,324.19/227,025.72
  6. Step 6: Final answer
    x = 181,591.13

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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.