Home / 92,490.20-138,735.36-22,369.58

Finding the Fourth Proportional to 92,490.20, 138,735.36 and 22,369.58

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Solution

The fourth proportional to 92,490.20, 138,735.36 and 22,369.58 is: 33,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,490.20 : 138,735.36 = 22,369.58 : x
  2. Step 2: Convert to fraction form
    92,490.20/138,735.36 = 22,369.58/x
  3. Step 3: Cross multiply
    92,490.20x = 138,735.36 × 22,369.58
  4. Step 4: Simplify right side
    92,490.20x = 3,103,451,734.35
  5. Step 5: Solve for x
    x = 3,103,451,734.35/92,490.20
  6. Step 6: Final answer
    x = 33,554.38

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1.5x scale

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.