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Finding the Fourth Proportional to 61,847.96, 85,352.27 and 36,353.97

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Solution

The fourth proportional to 61,847.96, 85,352.27 and 36,353.97 is: 50,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,847.96 : 85,352.27 = 36,353.97 : x
  2. Step 2: Convert to fraction form
    61,847.96/85,352.27 = 36,353.97/x
  3. Step 3: Cross multiply
    61,847.96x = 85,352.27 × 36,353.97
  4. Step 4: Simplify right side
    61,847.96x = 3,102,893,681.24
  5. Step 5: Solve for x
    x = 3,102,893,681.24/61,847.96
  6. Step 6: Final answer
    x = 50,169.71

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1.5x scale

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.