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Finding the Fourth Proportional to 62,062.71, 85,644.86 and 33,767.79

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Solution

The fourth proportional to 62,062.71, 85,644.86 and 33,767.79 is: 46,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,062.71 : 85,644.86 = 33,767.79 : x
  2. Step 2: Convert to fraction form
    62,062.71/85,644.86 = 33,767.79/x
  3. Step 3: Cross multiply
    62,062.71x = 85,644.86 × 33,767.79
  4. Step 4: Simplify right side
    62,062.71x = 2,892,037,478.22
  5. Step 5: Solve for x
    x = 2,892,037,478.22/62,062.71
  6. Step 6: Final answer
    x = 46,598.63

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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.