Home / 113,399.72-169,994.40-50,186.24

Finding the Fourth Proportional to 113,399.72, 169,994.40 and 50,186.24

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Solution

The fourth proportional to 113,399.72, 169,994.40 and 50,186.24 is: 75,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,399.72 : 169,994.40 = 50,186.24 : x
  2. Step 2: Convert to fraction form
    113,399.72/169,994.40 = 50,186.24/x
  3. Step 3: Cross multiply
    113,399.72x = 169,994.40 × 50,186.24
  4. Step 4: Simplify right side
    113,399.72x = 8,531,379,757.06
  5. Step 5: Solve for x
    x = 8,531,379,757.06/113,399.72
  6. Step 6: Final answer
    x = 75,232.81

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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.