Home / 149,898.33-206,862.24-89,457.24

Finding the Fourth Proportional to 149,898.33, 206,862.24 and 89,457.24

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Solution

The fourth proportional to 149,898.33, 206,862.24 and 89,457.24 is: 123,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,898.33 : 206,862.24 = 89,457.24 : x
  2. Step 2: Convert to fraction form
    149,898.33/206,862.24 = 89,457.24/x
  3. Step 3: Cross multiply
    149,898.33x = 206,862.24 × 89,457.24
  4. Step 4: Simplify right side
    149,898.33x = 18,505,325,050.62
  5. Step 5: Solve for x
    x = 18,505,325,050.62/149,898.33
  6. Step 6: Final answer
    x = 123,452.51

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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.