Home / 62,147.55-85,758.39-34,921.56

Finding the Fourth Proportional to 62,147.55, 85,758.39 and 34,921.56

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Solution

The fourth proportional to 62,147.55, 85,758.39 and 34,921.56 is: 48,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,147.55 : 85,758.39 = 34,921.56 : x
  2. Step 2: Convert to fraction form
    62,147.55/85,758.39 = 34,921.56/x
  3. Step 3: Cross multiply
    62,147.55x = 85,758.39 × 34,921.56
  4. Step 4: Simplify right side
    62,147.55x = 2,994,816,761.89
  5. Step 5: Solve for x
    x = 2,994,816,761.89/62,147.55
  6. Step 6: Final answer
    x = 48,188.81

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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.