Home / 140,923.10-211,388.70-35,741.90

Finding the Fourth Proportional to 140,923.10, 211,388.70 and 35,741.90

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Solution

The fourth proportional to 140,923.10, 211,388.70 and 35,741.90 is: 53,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,923.10 : 211,388.70 = 35,741.90 : x
  2. Step 2: Convert to fraction form
    140,923.10/211,388.70 = 35,741.90/x
  3. Step 3: Cross multiply
    140,923.10x = 211,388.70 × 35,741.90
  4. Step 4: Simplify right side
    140,923.10x = 7,555,433,776.53
  5. Step 5: Solve for x
    x = 7,555,433,776.53/140,923.10
  6. Step 6: Final answer
    x = 53,613.88

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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.