Home / 76,201.10-114,366.45-34,145.90

Finding the Fourth Proportional to 76,201.10, 114,366.45 and 34,145.90

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Solution

The fourth proportional to 76,201.10, 114,366.45 and 34,145.90 is: 51,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,201.10 : 114,366.45 = 34,145.90 : x
  2. Step 2: Convert to fraction form
    76,201.10/114,366.45 = 34,145.90/x
  3. Step 3: Cross multiply
    76,201.10x = 114,366.45 × 34,145.90
  4. Step 4: Simplify right side
    76,201.10x = 3,905,145,365.06
  5. Step 5: Solve for x
    x = 3,905,145,365.06/76,201.10
  6. Step 6: Final answer
    x = 51,247.89

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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.