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Finding the Fourth Proportional to 164,026.80, 226,491.12 and 103,694.76

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Solution

The fourth proportional to 164,026.80, 226,491.12 and 103,694.76 is: 143,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,026.80 : 226,491.12 = 103,694.76 : x
  2. Step 2: Convert to fraction form
    164,026.80/226,491.12 = 103,694.76/x
  3. Step 3: Cross multiply
    164,026.80x = 226,491.12 × 103,694.76
  4. Step 4: Simplify right side
    164,026.80x = 23,485,942,330.53
  5. Step 5: Solve for x
    x = 23,485,942,330.53/164,026.80
  6. Step 6: Final answer
    x = 143,183.57

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1.5x scale

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.