Home / 226,429.56-312,425.10-125,825.40

Finding the Fourth Proportional to 226,429.56, 312,425.10 and 125,825.40

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Solution

The fourth proportional to 226,429.56, 312,425.10 and 125,825.40 is: 173,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,429.56 : 312,425.10 = 125,825.40 : x
  2. Step 2: Convert to fraction form
    226,429.56/312,425.10 = 125,825.40/x
  3. Step 3: Cross multiply
    226,429.56x = 312,425.10 × 125,825.40
  4. Step 4: Simplify right side
    226,429.56x = 39,311,013,177.54
  5. Step 5: Solve for x
    x = 39,311,013,177.54/226,429.56
  6. Step 6: Final answer
    x = 173,612.55

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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.