Home / 104,589.42-144,345.68-62,147.98

Finding the Fourth Proportional to 104,589.42, 144,345.68 and 62,147.98

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Solution

The fourth proportional to 104,589.42, 144,345.68 and 62,147.98 is: 85,771.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.42 : 144,345.68 = 62,147.98 : x
  2. Step 2: Convert to fraction form
    104,589.42/144,345.68 = 62,147.98/x
  3. Step 3: Cross multiply
    104,589.42x = 144,345.68 × 62,147.98
  4. Step 4: Simplify right side
    104,589.42x = 8,970,792,433.73
  5. Step 5: Solve for x
    x = 8,970,792,433.73/104,589.42
  6. Step 6: Final answer
    x = 85,771.51

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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.