Home / 85,192.44-117,566.82-49,385.16

Finding the Fourth Proportional to 85,192.44, 117,566.82 and 49,385.16

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Solution

The fourth proportional to 85,192.44, 117,566.82 and 49,385.16 is: 68,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192.44 : 117,566.82 = 49,385.16 : x
  2. Step 2: Convert to fraction form
    85,192.44/117,566.82 = 49,385.16/x
  3. Step 3: Cross multiply
    85,192.44x = 117,566.82 × 49,385.16
  4. Step 4: Simplify right side
    85,192.44x = 5,806,056,216.39
  5. Step 5: Solve for x
    x = 5,806,056,216.39/85,192.44
  6. Step 6: Final answer
    x = 68,152.25

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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.