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Finding the Fourth Proportional to 60,708.09, 83,778.09 and 33,849.69

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Solution

The fourth proportional to 60,708.09, 83,778.09 and 33,849.69 is: 46,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,708.09 : 83,778.09 = 33,849.69 : x
  2. Step 2: Convert to fraction form
    60,708.09/83,778.09 = 33,849.69/x
  3. Step 3: Cross multiply
    60,708.09x = 83,778.09 × 33,849.69
  4. Step 4: Simplify right side
    60,708.09x = 2,835,862,375.29
  5. Step 5: Solve for x
    x = 2,835,862,375.29/60,708.09
  6. Step 6: Final answer
    x = 46,713.09

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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.