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Finding the Fourth Proportional to 226,950.63, 313,186.21 and 124,975.28

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Solution

The fourth proportional to 226,950.63, 313,186.21 and 124,975.28 is: 172,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,950.63 : 313,186.21 = 124,975.28 : x
  2. Step 2: Convert to fraction form
    226,950.63/313,186.21 = 124,975.28/x
  3. Step 3: Cross multiply
    226,950.63x = 313,186.21 × 124,975.28
  4. Step 4: Simplify right side
    226,950.63x = 39,140,534,286.89
  5. Step 5: Solve for x
    x = 39,140,534,286.89/226,950.63
  6. Step 6: Final answer
    x = 172,462.77

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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.