Home / 45,163.66-67,768.62-21,497.98

Finding the Fourth Proportional to 45,163.66, 67,768.62 and 21,497.98

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Solution

The fourth proportional to 45,163.66, 67,768.62 and 21,497.98 is: 32,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.66 : 67,768.62 = 21,497.98 : x
  2. Step 2: Convert to fraction form
    45,163.66/67,768.62 = 21,497.98/x
  3. Step 3: Cross multiply
    45,163.66x = 67,768.62 × 21,497.98
  4. Step 4: Simplify right side
    45,163.66x = 1,456,888,437.39
  5. Step 5: Solve for x
    x = 1,456,888,437.39/45,163.66
  6. Step 6: Final answer
    x = 32,257.98

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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.