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Finding the Fourth Proportional to 36,499.86, 54,490.55 and 35,203.86

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Solution

The fourth proportional to 36,499.86, 54,490.55 and 35,203.86 is: 52,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.86 : 54,490.55 = 35,203.86 : x
  2. Step 2: Convert to fraction form
    36,499.86/54,490.55 = 35,203.86/x
  3. Step 3: Cross multiply
    36,499.86x = 54,490.55 × 35,203.86
  4. Step 4: Simplify right side
    36,499.86x = 1,918,277,517.50
  5. Step 5: Solve for x
    x = 1,918,277,517.50/36,499.86
  6. Step 6: Final answer
    x = 52,555.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.