Home / 62,142.12-85,755.60-33,847.56

Finding the Fourth Proportional to 62,142.12, 85,755.60 and 33,847.56

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Solution

The fourth proportional to 62,142.12, 85,755.60 and 33,847.56 is: 46,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,142.12 : 85,755.60 = 33,847.56 : x
  2. Step 2: Convert to fraction form
    62,142.12/85,755.60 = 33,847.56/x
  3. Step 3: Cross multiply
    62,142.12x = 85,755.60 × 33,847.56
  4. Step 4: Simplify right side
    62,142.12x = 2,902,617,816.34
  5. Step 5: Solve for x
    x = 2,902,617,816.34/62,142.12
  6. Step 6: Final answer
    x = 46,709.35

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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.