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Finding the Fourth Proportional to 164,279.88, 246,446.37 and 64,385.88

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Solution

The fourth proportional to 164,279.88, 246,446.37 and 64,385.88 is: 96,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,279.88 : 246,446.37 = 64,385.88 : x
  2. Step 2: Convert to fraction form
    164,279.88/246,446.37 = 64,385.88/x
  3. Step 3: Cross multiply
    164,279.88x = 246,446.37 × 64,385.88
  4. Step 4: Simplify right side
    164,279.88x = 15,867,666,405.26
  5. Step 5: Solve for x
    x = 15,867,666,405.26/164,279.88
  6. Step 6: Final answer
    x = 96,589.23

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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.