Home / 76,455.99-114,573.09-43,104.90

Finding the Fourth Proportional to 76,455.99, 114,573.09 and 43,104.90

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Solution

The fourth proportional to 76,455.99, 114,573.09 and 43,104.90 is: 64,594.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,455.99 : 114,573.09 = 43,104.90 : x
  2. Step 2: Convert to fraction form
    76,455.99/114,573.09 = 43,104.90/x
  3. Step 3: Cross multiply
    76,455.99x = 114,573.09 × 43,104.90
  4. Step 4: Simplify right side
    76,455.99x = 4,938,661,587.14
  5. Step 5: Solve for x
    x = 4,938,661,587.14/76,455.99
  6. Step 6: Final answer
    x = 64,594.83

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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.