Home / 103,682.23-155,393.94-44,449.16

Finding the Fourth Proportional to 103,682.23, 155,393.94 and 44,449.16

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Solution

The fourth proportional to 103,682.23, 155,393.94 and 44,449.16 is: 66,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682.23 : 155,393.94 = 44,449.16 : x
  2. Step 2: Convert to fraction form
    103,682.23/155,393.94 = 44,449.16/x
  3. Step 3: Cross multiply
    103,682.23x = 155,393.94 × 44,449.16
  4. Step 4: Simplify right side
    103,682.23x = 6,907,129,491.81
  5. Step 5: Solve for x
    x = 6,907,129,491.81/103,682.23
  6. Step 6: Final answer
    x = 66,618.26

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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.