Home / 50,683.10-69,916.19-31,559.81

Finding the Fourth Proportional to 50,683.10, 69,916.19 and 31,559.81

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Solution

The fourth proportional to 50,683.10, 69,916.19 and 31,559.81 is: 43,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,683.10 : 69,916.19 = 31,559.81 : x
  2. Step 2: Convert to fraction form
    50,683.10/69,916.19 = 31,559.81/x
  3. Step 3: Cross multiply
    50,683.10x = 69,916.19 × 31,559.81
  4. Step 4: Simplify right side
    50,683.10x = 2,206,541,164.94
  5. Step 5: Solve for x
    x = 2,206,541,164.94/50,683.10
  6. Step 6: Final answer
    x = 43,536.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.