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Finding the Fourth Proportional to 150,510.70, 225,778.32 and 75,592.30

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Solution

The fourth proportional to 150,510.70, 225,778.32 and 75,592.30 is: 113,394.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,510.70 : 225,778.32 = 75,592.30 : x
  2. Step 2: Convert to fraction form
    150,510.70/225,778.32 = 75,592.30/x
  3. Step 3: Cross multiply
    150,510.70x = 225,778.32 × 75,592.30
  4. Step 4: Simplify right side
    150,510.70x = 17,067,102,498.94
  5. Step 5: Solve for x
    x = 17,067,102,498.94/150,510.70
  6. Step 6: Final answer
    x = 113,394.61

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1.5x scale

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.