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Finding the Fourth Proportional to 60,006.20, 89,879.70 and 52,230.20

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Solution

The fourth proportional to 60,006.20, 89,879.70 and 52,230.20 is: 78,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,006.20 : 89,879.70 = 52,230.20 : x
  2. Step 2: Convert to fraction form
    60,006.20/89,879.70 = 52,230.20/x
  3. Step 3: Cross multiply
    60,006.20x = 89,879.70 × 52,230.20
  4. Step 4: Simplify right side
    60,006.20x = 4,694,434,706.94
  5. Step 5: Solve for x
    x = 4,694,434,706.94/60,006.20
  6. Step 6: Final answer
    x = 78,232.49

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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.