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Finding the Fourth Proportional to 61,630.97, 85,050.56 and 33,336.59

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Solution

The fourth proportional to 61,630.97, 85,050.56 and 33,336.59 is: 46,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,630.97 : 85,050.56 = 33,336.59 : x
  2. Step 2: Convert to fraction form
    61,630.97/85,050.56 = 33,336.59/x
  3. Step 3: Cross multiply
    61,630.97x = 85,050.56 × 33,336.59
  4. Step 4: Simplify right side
    61,630.97x = 2,835,295,306.08
  5. Step 5: Solve for x
    x = 2,835,295,306.08/61,630.97
  6. Step 6: Final answer
    x = 46,004.40

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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.