Home / 76,794.24-114,977.28-39,273.60

Finding the Fourth Proportional to 76,794.24, 114,977.28 and 39,273.60

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Solution

The fourth proportional to 76,794.24, 114,977.28 and 39,273.60 is: 58,800.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,794.24 : 114,977.28 = 39,273.60 : x
  2. Step 2: Convert to fraction form
    76,794.24/114,977.28 = 39,273.60/x
  3. Step 3: Cross multiply
    76,794.24x = 114,977.28 × 39,273.60
  4. Step 4: Simplify right side
    76,794.24x = 4,515,571,703.81
  5. Step 5: Solve for x
    x = 4,515,571,703.81/76,794.24
  6. Step 6: Final answer
    x = 58,800.92

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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.