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Finding the Fourth Proportional to 64,354.53, 88,809.09 and 36,060.22

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Solution

The fourth proportional to 64,354.53, 88,809.09 and 36,060.22 is: 49,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,354.53 : 88,809.09 = 36,060.22 : x
  2. Step 2: Convert to fraction form
    64,354.53/88,809.09 = 36,060.22/x
  3. Step 3: Cross multiply
    64,354.53x = 88,809.09 × 36,060.22
  4. Step 4: Simplify right side
    64,354.53x = 3,202,474,879.35
  5. Step 5: Solve for x
    x = 3,202,474,879.35/64,354.53
  6. Step 6: Final answer
    x = 49,763.01

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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.