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Finding the Fourth Proportional to 52,699.62, 72,738.30 and 44,188.14

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Solution

The fourth proportional to 52,699.62, 72,738.30 and 44,188.14 is: 60,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,699.62 : 72,738.30 = 44,188.14 : x
  2. Step 2: Convert to fraction form
    52,699.62/72,738.30 = 44,188.14/x
  3. Step 3: Cross multiply
    52,699.62x = 72,738.30 × 44,188.14
  4. Step 4: Simplify right side
    52,699.62x = 3,214,170,183.76
  5. Step 5: Solve for x
    x = 3,214,170,183.76/52,699.62
  6. Step 6: Final answer
    x = 60,990.39

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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.