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Finding the Fourth Proportional to 226,855.87, 313,057.46 and 124,881.64

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Solution

The fourth proportional to 226,855.87, 313,057.46 and 124,881.64 is: 172,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,855.87 : 313,057.46 = 124,881.64 : x
  2. Step 2: Convert to fraction form
    226,855.87/313,057.46 = 124,881.64/x
  3. Step 3: Cross multiply
    226,855.87x = 313,057.46 × 124,881.64
  4. Step 4: Simplify right side
    226,855.87x = 39,095,129,019.03
  5. Step 5: Solve for x
    x = 39,095,129,019.03/226,855.87
  6. Step 6: Final answer
    x = 172,334.66

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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.