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Finding the Fourth Proportional to 110,584.98, 152,561.34 and 65,244.96

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Solution

The fourth proportional to 110,584.98, 152,561.34 and 65,244.96 is: 90,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,584.98 : 152,561.34 = 65,244.96 : x
  2. Step 2: Convert to fraction form
    110,584.98/152,561.34 = 65,244.96/x
  3. Step 3: Cross multiply
    110,584.98x = 152,561.34 × 65,244.96
  4. Step 4: Simplify right side
    110,584.98x = 9,953,858,525.85
  5. Step 5: Solve for x
    x = 9,953,858,525.85/110,584.98
  6. Step 6: Final answer
    x = 90,010.94

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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.