Home / 152,238.30-228,357.45-47,067.90

Finding the Fourth Proportional to 152,238.30, 228,357.45 and 47,067.90

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Solution

The fourth proportional to 152,238.30, 228,357.45 and 47,067.90 is: 70,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,238.30 : 228,357.45 = 47,067.90 : x
  2. Step 2: Convert to fraction form
    152,238.30/228,357.45 = 47,067.90/x
  3. Step 3: Cross multiply
    152,238.30x = 228,357.45 × 47,067.90
  4. Step 4: Simplify right side
    152,238.30x = 10,748,305,620.86
  5. Step 5: Solve for x
    x = 10,748,305,620.86/152,238.30
  6. Step 6: Final answer
    x = 70,601.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.