Home / 50,112.86-75,170.19-18,090.63

Finding the Fourth Proportional to 50,112.86, 75,170.19 and 18,090.63

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Solution

The fourth proportional to 50,112.86, 75,170.19 and 18,090.63 is: 27,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,112.86 : 75,170.19 = 18,090.63 : x
  2. Step 2: Convert to fraction form
    50,112.86/75,170.19 = 18,090.63/x
  3. Step 3: Cross multiply
    50,112.86x = 75,170.19 × 18,090.63
  4. Step 4: Simplify right side
    50,112.86x = 1,359,876,094.32
  5. Step 5: Solve for x
    x = 1,359,876,094.32/50,112.86
  6. Step 6: Final answer
    x = 27,136.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.