Home / 92,467.27-138,688.15-39,869.92

Finding the Fourth Proportional to 92,467.27, 138,688.15 and 39,869.92

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Solution

The fourth proportional to 92,467.27, 138,688.15 and 39,869.92 is: 59,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,467.27 : 138,688.15 = 39,869.92 : x
  2. Step 2: Convert to fraction form
    92,467.27/138,688.15 = 39,869.92/x
  3. Step 3: Cross multiply
    92,467.27x = 138,688.15 × 39,869.92
  4. Step 4: Simplify right side
    92,467.27x = 5,529,485,593.89
  5. Step 5: Solve for x
    x = 5,529,485,593.89/92,467.27
  6. Step 6: Final answer
    x = 59,799.38

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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.