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Finding the Fourth Proportional to 60,622.26, 83,661.32 and 33,764.78

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Solution

The fourth proportional to 60,622.26, 83,661.32 and 33,764.78 is: 46,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,622.26 : 83,661.32 = 33,764.78 : x
  2. Step 2: Convert to fraction form
    60,622.26/83,661.32 = 33,764.78/x
  3. Step 3: Cross multiply
    60,622.26x = 83,661.32 × 33,764.78
  4. Step 4: Simplify right side
    60,622.26x = 2,824,805,477.18
  5. Step 5: Solve for x
    x = 2,824,805,477.18/60,622.26
  6. Step 6: Final answer
    x = 46,596.84

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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.