Home / 151,415.40-227,173.65-67,163.94

Finding the Fourth Proportional to 151,415.40, 227,173.65 and 67,163.94

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Solution

The fourth proportional to 151,415.40, 227,173.65 and 67,163.94 is: 100,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,415.40 : 227,173.65 = 67,163.94 : x
  2. Step 2: Convert to fraction form
    151,415.40/227,173.65 = 67,163.94/x
  3. Step 3: Cross multiply
    151,415.40x = 227,173.65 × 67,163.94
  4. Step 4: Simplify right side
    151,415.40x = 15,257,877,398.18
  5. Step 5: Solve for x
    x = 15,257,877,398.18/151,415.40
  6. Step 6: Final answer
    x = 100,768.33

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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.