Home / 226,353.44-312,367.65-124,385.48

Finding the Fourth Proportional to 226,353.44, 312,367.65 and 124,385.48

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Solution

The fourth proportional to 226,353.44, 312,367.65 and 124,385.48 is: 171,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,353.44 : 312,367.65 = 124,385.48 : x
  2. Step 2: Convert to fraction form
    226,353.44/312,367.65 = 124,385.48/x
  3. Step 3: Cross multiply
    226,353.44x = 312,367.65 × 124,385.48
  4. Step 4: Simplify right side
    226,353.44x = 38,854,000,081.72
  5. Step 5: Solve for x
    x = 38,854,000,081.72/226,353.44
  6. Step 6: Final answer
    x = 171,651.91

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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.