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Finding the Fourth Proportional to 48,847.90, 73,157.90 and 35,667.58

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Solution

The fourth proportional to 48,847.90, 73,157.90 and 35,667.58 is: 53,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,847.90 : 73,157.90 = 35,667.58 : x
  2. Step 2: Convert to fraction form
    48,847.90/73,157.90 = 35,667.58/x
  3. Step 3: Cross multiply
    48,847.90x = 73,157.90 × 35,667.58
  4. Step 4: Simplify right side
    48,847.90x = 2,609,364,885.09
  5. Step 5: Solve for x
    x = 2,609,364,885.09/48,847.90
  6. Step 6: Final answer
    x = 53,418.16

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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.