Home / 227,208.88-313,549.50-131,772.16

Finding the Fourth Proportional to 227,208.88, 313,549.50 and 131,772.16

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Solution

The fourth proportional to 227,208.88, 313,549.50 and 131,772.16 is: 181,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,208.88 : 313,549.50 = 131,772.16 : x
  2. Step 2: Convert to fraction form
    227,208.88/313,549.50 = 131,772.16/x
  3. Step 3: Cross multiply
    227,208.88x = 313,549.50 × 131,772.16
  4. Step 4: Simplify right side
    227,208.88x = 41,317,094,881.92
  5. Step 5: Solve for x
    x = 41,317,094,881.92/227,208.88
  6. Step 6: Final answer
    x = 181,846.30

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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.