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Finding the Fourth Proportional to 61,677, 85,114.26 and 33,382.92

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Solution

The fourth proportional to 61,677, 85,114.26 and 33,382.92 is: 46,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,677 : 85,114.26 = 33,382.92 : x
  2. Step 2: Convert to fraction form
    61,677/85,114.26 = 33,382.92/x
  3. Step 3: Cross multiply
    61,677x = 85,114.26 × 33,382.92
  4. Step 4: Simplify right side
    61,677x = 2,841,362,532.44
  5. Step 5: Solve for x
    x = 2,841,362,532.44/61,677
  6. Step 6: Final answer
    x = 46,068.43

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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.