Home / 140,933.10-211,403.70-35,751.90

Finding the Fourth Proportional to 140,933.10, 211,403.70 and 35,751.90

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Solution

The fourth proportional to 140,933.10, 211,403.70 and 35,751.90 is: 53,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,933.10 : 211,403.70 = 35,751.90 : x
  2. Step 2: Convert to fraction form
    140,933.10/211,403.70 = 35,751.90/x
  3. Step 3: Cross multiply
    140,933.10x = 211,403.70 × 35,751.90
  4. Step 4: Simplify right side
    140,933.10x = 7,558,083,942.03
  5. Step 5: Solve for x
    x = 7,558,083,942.03/140,933.10
  6. Step 6: Final answer
    x = 53,628.88

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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.