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Finding the Fourth Proportional to 52,188.48, 71,949.60 and 35,392.32

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Solution

The fourth proportional to 52,188.48, 71,949.60 and 35,392.32 is: 48,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,188.48 : 71,949.60 = 35,392.32 : x
  2. Step 2: Convert to fraction form
    52,188.48/71,949.60 = 35,392.32/x
  3. Step 3: Cross multiply
    52,188.48x = 71,949.60 × 35,392.32
  4. Step 4: Simplify right side
    52,188.48x = 2,546,463,267.07
  5. Step 5: Solve for x
    x = 2,546,463,267.07/52,188.48
  6. Step 6: Final answer
    x = 48,793.59

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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.