Home / 67,377.09-92,980.81-37,163.22

Finding the Fourth Proportional to 67,377.09, 92,980.81 and 37,163.22

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Solution

The fourth proportional to 67,377.09, 92,980.81 and 37,163.22 is: 51,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,377.09 : 92,980.81 = 37,163.22 : x
  2. Step 2: Convert to fraction form
    67,377.09/92,980.81 = 37,163.22/x
  3. Step 3: Cross multiply
    67,377.09x = 92,980.81 × 37,163.22
  4. Step 4: Simplify right side
    67,377.09x = 3,455,465,995.58
  5. Step 5: Solve for x
    x = 3,455,465,995.58/67,377.09
  6. Step 6: Final answer
    x = 51,285.47

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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.