Home / 92,005.28-138,007.94-29,675.80

Finding the Fourth Proportional to 92,005.28, 138,007.94 and 29,675.80

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Solution

The fourth proportional to 92,005.28, 138,007.94 and 29,675.80 is: 44,513.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,005.28 : 138,007.94 = 29,675.80 : x
  2. Step 2: Convert to fraction form
    92,005.28/138,007.94 = 29,675.80/x
  3. Step 3: Cross multiply
    92,005.28x = 138,007.94 × 29,675.80
  4. Step 4: Simplify right side
    92,005.28x = 4,095,496,025.85
  5. Step 5: Solve for x
    x = 4,095,496,025.85/92,005.28
  6. Step 6: Final answer
    x = 44,513.71

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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.