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Finding the Fourth Proportional to 62,206.79, 85,842.86 and 33,911.87

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Solution

The fourth proportional to 62,206.79, 85,842.86 and 33,911.87 is: 46,797.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,206.79 : 85,842.86 = 33,911.87 : x
  2. Step 2: Convert to fraction form
    62,206.79/85,842.86 = 33,911.87/x
  3. Step 3: Cross multiply
    62,206.79x = 85,842.86 × 33,911.87
  4. Step 4: Simplify right side
    62,206.79x = 2,911,091,309.97
  5. Step 5: Solve for x
    x = 2,911,091,309.97/62,206.79
  6. Step 6: Final answer
    x = 46,797.01

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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.