Home / 67,696.06-101,558.10-20,309.24

Finding the Fourth Proportional to 67,696.06, 101,558.10 and 20,309.24

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Solution

The fourth proportional to 67,696.06, 101,558.10 and 20,309.24 is: 30,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,696.06 : 101,558.10 = 20,309.24 : x
  2. Step 2: Convert to fraction form
    67,696.06/101,558.10 = 20,309.24/x
  3. Step 3: Cross multiply
    67,696.06x = 101,558.10 × 20,309.24
  4. Step 4: Simplify right side
    67,696.06x = 2,062,567,826.84
  5. Step 5: Solve for x
    x = 2,062,567,826.84/67,696.06
  6. Step 6: Final answer
    x = 30,468.06

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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.