Home / 117,026.44-161,518.39-66,725.44

Finding the Fourth Proportional to 117,026.44, 161,518.39 and 66,725.44

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Solution

The fourth proportional to 117,026.44, 161,518.39 and 66,725.44 is: 92,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,026.44 : 161,518.39 = 66,725.44 : x
  2. Step 2: Convert to fraction form
    117,026.44/161,518.39 = 66,725.44/x
  3. Step 3: Cross multiply
    117,026.44x = 161,518.39 × 66,725.44
  4. Step 4: Simplify right side
    117,026.44x = 10,777,385,070.23
  5. Step 5: Solve for x
    x = 10,777,385,070.23/117,026.44
  6. Step 6: Final answer
    x = 92,093.59

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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.