Home / 82,466.29-123,682.43-40,303.09

Finding the Fourth Proportional to 82,466.29, 123,682.43 and 40,303.09

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Solution

The fourth proportional to 82,466.29, 123,682.43 and 40,303.09 is: 60,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,466.29 : 123,682.43 = 40,303.09 : x
  2. Step 2: Convert to fraction form
    82,466.29/123,682.43 = 40,303.09/x
  3. Step 3: Cross multiply
    82,466.29x = 123,682.43 × 40,303.09
  4. Step 4: Simplify right side
    82,466.29x = 4,984,783,906.19
  5. Step 5: Solve for x
    x = 4,984,783,906.19/82,466.29
  6. Step 6: Final answer
    x = 60,446.32

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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.