Home / 76,237.64-114,310.15-34,109.87

Finding the Fourth Proportional to 76,237.64, 114,310.15 and 34,109.87

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Solution

The fourth proportional to 76,237.64, 114,310.15 and 34,109.87 is: 51,144.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,237.64 : 114,310.15 = 34,109.87 : x
  2. Step 2: Convert to fraction form
    76,237.64/114,310.15 = 34,109.87/x
  3. Step 3: Cross multiply
    76,237.64x = 114,310.15 × 34,109.87
  4. Step 4: Simplify right side
    76,237.64x = 3,899,104,556.68
  5. Step 5: Solve for x
    x = 3,899,104,556.68/76,237.64
  6. Step 6: Final answer
    x = 51,144.09

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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.