Home / 226,460.97-312,520.02-124,490.72

Finding the Fourth Proportional to 226,460.97, 312,520.02 and 124,490.72

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Solution

The fourth proportional to 226,460.97, 312,520.02 and 124,490.72 is: 171,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,460.97 : 312,520.02 = 124,490.72 : x
  2. Step 2: Convert to fraction form
    226,460.97/312,520.02 = 124,490.72/x
  3. Step 3: Cross multiply
    226,460.97x = 312,520.02 × 124,490.72
  4. Step 4: Simplify right side
    226,460.97x = 38,905,842,304.21
  5. Step 5: Solve for x
    x = 38,905,842,304.21/226,460.97
  6. Step 6: Final answer
    x = 171,799.33

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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.