Home / 92,942.22-139,334.94-40,312.07

Finding the Fourth Proportional to 92,942.22, 139,334.94 and 40,312.07

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Solution

The fourth proportional to 92,942.22, 139,334.94 and 40,312.07 is: 60,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942.22 : 139,334.94 = 40,312.07 : x
  2. Step 2: Convert to fraction form
    92,942.22/139,334.94 = 40,312.07/x
  3. Step 3: Cross multiply
    92,942.22x = 139,334.94 × 40,312.07
  4. Step 4: Simplify right side
    92,942.22x = 5,616,879,158.05
  5. Step 5: Solve for x
    x = 5,616,879,158.05/92,942.22
  6. Step 6: Final answer
    x = 60,434.10

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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.