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Finding the Fourth Proportional to 62,174.99, 85,798.43 and 35,313.97

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Solution

The fourth proportional to 62,174.99, 85,798.43 and 35,313.97 is: 48,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,174.99 : 85,798.43 = 35,313.97 : x
  2. Step 2: Convert to fraction form
    62,174.99/85,798.43 = 35,313.97/x
  3. Step 3: Cross multiply
    62,174.99x = 85,798.43 × 35,313.97
  4. Step 4: Simplify right side
    62,174.99x = 3,029,883,183.07
  5. Step 5: Solve for x
    x = 3,029,883,183.07/62,174.99
  6. Step 6: Final answer
    x = 48,731.54

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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.