Home / 50,086.20-75,139.32-18,496.46

Finding the Fourth Proportional to 50,086.20, 75,139.32 and 18,496.46

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Solution

The fourth proportional to 50,086.20, 75,139.32 and 18,496.46 is: 27,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,086.20 : 75,139.32 = 18,496.46 : x
  2. Step 2: Convert to fraction form
    50,086.20/75,139.32 = 18,496.46/x
  3. Step 3: Cross multiply
    50,086.20x = 75,139.32 × 18,496.46
  4. Step 4: Simplify right side
    50,086.20x = 1,389,811,051.11
  5. Step 5: Solve for x
    x = 1,389,811,051.11/50,086.20
  6. Step 6: Final answer
    x = 27,748.38

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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.