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Finding the Fourth Proportional to 62,255.10, 85,912.92 and 35,397.54

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Solution

The fourth proportional to 62,255.10, 85,912.92 and 35,397.54 is: 48,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,255.10 : 85,912.92 = 35,397.54 : x
  2. Step 2: Convert to fraction form
    62,255.10/85,912.92 = 35,397.54/x
  3. Step 3: Cross multiply
    62,255.10x = 85,912.92 × 35,397.54
  4. Step 4: Simplify right side
    62,255.10x = 3,041,106,022.22
  5. Step 5: Solve for x
    x = 3,041,106,022.22/62,255.10
  6. Step 6: Final answer
    x = 48,849.11

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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.