Home / 226,414.88-312,455.40-124,451.48

Finding the Fourth Proportional to 226,414.88, 312,455.40 and 124,451.48

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Solution

The fourth proportional to 226,414.88, 312,455.40 and 124,451.48 is: 171,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,414.88 : 312,455.40 = 124,451.48 : x
  2. Step 2: Convert to fraction form
    226,414.88/312,455.40 = 124,451.48/x
  3. Step 3: Cross multiply
    226,414.88x = 312,455.40 × 124,451.48
  4. Step 4: Simplify right side
    226,414.88x = 38,885,536,963.99
  5. Step 5: Solve for x
    x = 38,885,536,963.99/226,414.88
  6. Step 6: Final answer
    x = 171,744.62

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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.