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Finding the Fourth Proportional to 228,466.17, 342,495.81 and 108,449.08

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Solution

The fourth proportional to 228,466.17, 342,495.81 and 108,449.08 is: 162,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,466.17 : 342,495.81 = 108,449.08 : x
  2. Step 2: Convert to fraction form
    228,466.17/342,495.81 = 108,449.08/x
  3. Step 3: Cross multiply
    228,466.17x = 342,495.81 × 108,449.08
  4. Step 4: Simplify right side
    228,466.17x = 37,143,354,642.12
  5. Step 5: Solve for x
    x = 37,143,354,642.12/228,466.17
  6. Step 6: Final answer
    x = 162,577.04

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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.