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Finding the Fourth Proportional to 69,503.08, 95,914.50 and 37,671.88

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Solution

The fourth proportional to 69,503.08, 95,914.50 and 37,671.88 is: 51,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,503.08 : 95,914.50 = 37,671.88 : x
  2. Step 2: Convert to fraction form
    69,503.08/95,914.50 = 37,671.88/x
  3. Step 3: Cross multiply
    69,503.08x = 95,914.50 × 37,671.88
  4. Step 4: Simplify right side
    69,503.08x = 3,613,279,534.26
  5. Step 5: Solve for x
    x = 3,613,279,534.26/69,503.08
  6. Step 6: Final answer
    x = 51,987.33

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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.