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Finding the Fourth Proportional to 62,062.56, 85,631.76 and 35,198.88

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Solution

The fourth proportional to 62,062.56, 85,631.76 and 35,198.88 is: 48,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,062.56 : 85,631.76 = 35,198.88 : x
  2. Step 2: Convert to fraction form
    62,062.56/85,631.76 = 35,198.88/x
  3. Step 3: Cross multiply
    62,062.56x = 85,631.76 × 35,198.88
  4. Step 4: Simplify right side
    62,062.56x = 3,014,142,044.43
  5. Step 5: Solve for x
    x = 3,014,142,044.43/62,062.56
  6. Step 6: Final answer
    x = 48,566.19

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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.