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Finding the Fourth Proportional to 62,183.70, 85,814.64 and 35,325.72

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Solution

The fourth proportional to 62,183.70, 85,814.64 and 35,325.72 is: 48,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,183.70 : 85,814.64 = 35,325.72 : x
  2. Step 2: Convert to fraction form
    62,183.70/85,814.64 = 35,325.72/x
  3. Step 3: Cross multiply
    62,183.70x = 85,814.64 × 35,325.72
  4. Step 4: Simplify right side
    62,183.70x = 3,031,463,944.54
  5. Step 5: Solve for x
    x = 3,031,463,944.54/62,183.70
  6. Step 6: Final answer
    x = 48,750.14

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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.