Home / 69,146.20-103,457.58-41,081.32

Finding the Fourth Proportional to 69,146.20, 103,457.58 and 41,081.32

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Solution

The fourth proportional to 69,146.20, 103,457.58 and 41,081.32 is: 61,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,146.20 : 103,457.58 = 41,081.32 : x
  2. Step 2: Convert to fraction form
    69,146.20/103,457.58 = 41,081.32/x
  3. Step 3: Cross multiply
    69,146.20x = 103,457.58 × 41,081.32
  4. Step 4: Simplify right side
    69,146.20x = 4,250,173,950.41
  5. Step 5: Solve for x
    x = 4,250,173,950.41/69,146.20
  6. Step 6: Final answer
    x = 61,466.49

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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.