Home / 146,028.51-219,149.67-75,010.44

Finding the Fourth Proportional to 146,028.51, 219,149.67 and 75,010.44

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Solution

The fourth proportional to 146,028.51, 219,149.67 and 75,010.44 is: 112,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,028.51 : 219,149.67 = 75,010.44 : x
  2. Step 2: Convert to fraction form
    146,028.51/219,149.67 = 75,010.44/x
  3. Step 3: Cross multiply
    146,028.51x = 219,149.67 × 75,010.44
  4. Step 4: Simplify right side
    146,028.51x = 16,438,513,172.55
  5. Step 5: Solve for x
    x = 16,438,513,172.55/146,028.51
  6. Step 6: Final answer
    x = 112,570.57

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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.