Home / 140,890.18-211,336.12-35,709.46

Finding the Fourth Proportional to 140,890.18, 211,336.12 and 35,709.46

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Solution

The fourth proportional to 140,890.18, 211,336.12 and 35,709.46 is: 53,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,890.18 : 211,336.12 = 35,709.46 : x
  2. Step 2: Convert to fraction form
    140,890.18/211,336.12 = 35,709.46/x
  3. Step 3: Cross multiply
    140,890.18x = 211,336.12 × 35,709.46
  4. Step 4: Simplify right side
    140,890.18x = 7,546,698,723.70
  5. Step 5: Solve for x
    x = 7,546,698,723.70/140,890.18
  6. Step 6: Final answer
    x = 53,564.41

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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.