Home / 92,910.44-139,283.48-40,291.22

Finding the Fourth Proportional to 92,910.44, 139,283.48 and 40,291.22

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Solution

The fourth proportional to 92,910.44, 139,283.48 and 40,291.22 is: 60,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,910.44 : 139,283.48 = 40,291.22 : x
  2. Step 2: Convert to fraction form
    92,910.44/139,283.48 = 40,291.22/x
  3. Step 3: Cross multiply
    92,910.44x = 139,283.48 × 40,291.22
  4. Step 4: Simplify right side
    92,910.44x = 5,611,901,783.98
  5. Step 5: Solve for x
    x = 5,611,901,783.98/92,910.44
  6. Step 6: Final answer
    x = 60,401.20

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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.