Home / 79,004.06-109,027.32-47,167.02

Finding the Fourth Proportional to 79,004.06, 109,027.32 and 47,167.02

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Solution

The fourth proportional to 79,004.06, 109,027.32 and 47,167.02 is: 65,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,004.06 : 109,027.32 = 47,167.02 : x
  2. Step 2: Convert to fraction form
    79,004.06/109,027.32 = 47,167.02/x
  3. Step 3: Cross multiply
    79,004.06x = 109,027.32 × 47,167.02
  4. Step 4: Simplify right side
    79,004.06x = 5,142,493,782.99
  5. Step 5: Solve for x
    x = 5,142,493,782.99/79,004.06
  6. Step 6: Final answer
    x = 65,091.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.