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Finding the Fourth Proportional to 57,164.94, 85,800.04 and 29,105.05

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Solution

The fourth proportional to 57,164.94, 85,800.04 and 29,105.05 is: 43,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,164.94 : 85,800.04 = 29,105.05 : x
  2. Step 2: Convert to fraction form
    57,164.94/85,800.04 = 29,105.05/x
  3. Step 3: Cross multiply
    57,164.94x = 85,800.04 × 29,105.05
  4. Step 4: Simplify right side
    57,164.94x = 2,497,214,454.20
  5. Step 5: Solve for x
    x = 2,497,214,454.20/57,164.94
  6. Step 6: Final answer
    x = 43,684.37

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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.