Home / 140,334.48-210,529.38-45,546.96

Finding the Fourth Proportional to 140,334.48, 210,529.38 and 45,546.96

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Solution

The fourth proportional to 140,334.48, 210,529.38 and 45,546.96 is: 68,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,334.48 : 210,529.38 = 45,546.96 : x
  2. Step 2: Convert to fraction form
    140,334.48/210,529.38 = 45,546.96/x
  3. Step 3: Cross multiply
    140,334.48x = 210,529.38 × 45,546.96
  4. Step 4: Simplify right side
    140,334.48x = 9,588,973,249.68
  5. Step 5: Solve for x
    x = 9,588,973,249.68/140,334.48
  6. Step 6: Final answer
    x = 68,329.42

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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.