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Finding the Fourth Proportional to 61,969.01, 85,517.24 and 33,674.63

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Solution

The fourth proportional to 61,969.01, 85,517.24 and 33,674.63 is: 46,470.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,969.01 : 85,517.24 = 33,674.63 : x
  2. Step 2: Convert to fraction form
    61,969.01/85,517.24 = 33,674.63/x
  3. Step 3: Cross multiply
    61,969.01x = 85,517.24 × 33,674.63
  4. Step 4: Simplify right side
    61,969.01x = 2,879,761,415.62
  5. Step 5: Solve for x
    x = 2,879,761,415.62/61,969.01
  6. Step 6: Final answer
    x = 46,470.99

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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.