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Finding the Fourth Proportional to 71,537.96, 107,339.73 and 36,502.22

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Solution

The fourth proportional to 71,537.96, 107,339.73 and 36,502.22 is: 54,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,537.96 : 107,339.73 = 36,502.22 : x
  2. Step 2: Convert to fraction form
    71,537.96/107,339.73 = 36,502.22/x
  3. Step 3: Cross multiply
    71,537.96x = 107,339.73 × 36,502.22
  4. Step 4: Simplify right side
    71,537.96x = 3,918,137,902.50
  5. Step 5: Solve for x
    x = 3,918,137,902.50/71,537.96
  6. Step 6: Final answer
    x = 54,770.06

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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.