Home / 140,830.85-211,246.43-35,649.81

Finding the Fourth Proportional to 140,830.85, 211,246.43 and 35,649.81

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Solution

The fourth proportional to 140,830.85, 211,246.43 and 35,649.81 is: 53,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,830.85 : 211,246.43 = 35,649.81 : x
  2. Step 2: Convert to fraction form
    140,830.85/211,246.43 = 35,649.81/x
  3. Step 3: Cross multiply
    140,830.85x = 211,246.43 × 35,649.81
  4. Step 4: Simplify right side
    140,830.85x = 7,530,894,914.43
  5. Step 5: Solve for x
    x = 7,530,894,914.43/140,830.85
  6. Step 6: Final answer
    x = 53,474.75

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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.