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Finding the Fourth Proportional to 58,090.96, 80,160.84 and 32,942.80

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Solution

The fourth proportional to 58,090.96, 80,160.84 and 32,942.80 is: 45,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,090.96 : 80,160.84 = 32,942.80 : x
  2. Step 2: Convert to fraction form
    58,090.96/80,160.84 = 32,942.80/x
  3. Step 3: Cross multiply
    58,090.96x = 80,160.84 × 32,942.80
  4. Step 4: Simplify right side
    58,090.96x = 2,640,722,519.95
  5. Step 5: Solve for x
    x = 2,640,722,519.95/58,090.96
  6. Step 6: Final answer
    x = 45,458.41

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Double scale
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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.