Home / 164,591.46-227,136.51-89,139.96

Finding the Fourth Proportional to 164,591.46, 227,136.51 and 89,139.96

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Solution

The fourth proportional to 164,591.46, 227,136.51 and 89,139.96 is: 123,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,591.46 : 227,136.51 = 89,139.96 : x
  2. Step 2: Convert to fraction form
    164,591.46/227,136.51 = 89,139.96/x
  3. Step 3: Cross multiply
    164,591.46x = 227,136.51 × 89,139.96
  4. Step 4: Simplify right side
    164,591.46x = 20,246,939,415.94
  5. Step 5: Solve for x
    x = 20,246,939,415.94/164,591.46
  6. Step 6: Final answer
    x = 123,013.30

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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.