Home / 92,286.81-138,454.52-29,109.24

Finding the Fourth Proportional to 92,286.81, 138,454.52 and 29,109.24

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Solution

The fourth proportional to 92,286.81, 138,454.52 and 29,109.24 is: 43,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,286.81 : 138,454.52 = 29,109.24 : x
  2. Step 2: Convert to fraction form
    92,286.81/138,454.52 = 29,109.24/x
  3. Step 3: Cross multiply
    92,286.81x = 138,454.52 × 29,109.24
  4. Step 4: Simplify right side
    92,286.81x = 4,030,305,706.22
  5. Step 5: Solve for x
    x = 4,030,305,706.22/92,286.81
  6. Step 6: Final answer
    x = 43,671.52

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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.