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Finding the Fourth Proportional to 192,029.70, 288,100.20 and 58,929.60

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Solution

The fourth proportional to 192,029.70, 288,100.20 and 58,929.60 is: 88,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,029.70 : 288,100.20 = 58,929.60 : x
  2. Step 2: Convert to fraction form
    192,029.70/288,100.20 = 58,929.60/x
  3. Step 3: Cross multiply
    192,029.70x = 288,100.20 × 58,929.60
  4. Step 4: Simplify right side
    192,029.70x = 16,977,629,545.92
  5. Step 5: Solve for x
    x = 16,977,629,545.92/192,029.70
  6. Step 6: Final answer
    x = 88,411.48

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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.