Home / 67,312.17-92,906.63-41,837.78

Finding the Fourth Proportional to 67,312.17, 92,906.63 and 41,837.78

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Solution

The fourth proportional to 67,312.17, 92,906.63 and 41,837.78 is: 57,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312.17 : 92,906.63 = 41,837.78 : x
  2. Step 2: Convert to fraction form
    67,312.17/92,906.63 = 41,837.78/x
  3. Step 3: Cross multiply
    67,312.17x = 92,906.63 × 41,837.78
  4. Step 4: Simplify right side
    67,312.17x = 3,887,006,914.21
  5. Step 5: Solve for x
    x = 3,887,006,914.21/67,312.17
  6. Step 6: Final answer
    x = 57,745.97

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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.