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Finding the Fourth Proportional to 66,687.35, 100,058.05 and 29,227.68

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Solution

The fourth proportional to 66,687.35, 100,058.05 and 29,227.68 is: 43,853.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,687.35 : 100,058.05 = 29,227.68 : x
  2. Step 2: Convert to fraction form
    66,687.35/100,058.05 = 29,227.68/x
  3. Step 3: Cross multiply
    66,687.35x = 100,058.05 × 29,227.68
  4. Step 4: Simplify right side
    66,687.35x = 2,924,464,703.36
  5. Step 5: Solve for x
    x = 2,924,464,703.36/66,687.35
  6. Step 6: Final answer
    x = 43,853.37

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1.5x scale

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.