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Finding the Fourth Proportional to 183,838.22, 275,695.32 and 69,959

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Solution

The fourth proportional to 183,838.22, 275,695.32 and 69,959 is: 104,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,838.22 : 275,695.32 = 69,959 : x
  2. Step 2: Convert to fraction form
    183,838.22/275,695.32 = 69,959/x
  3. Step 3: Cross multiply
    183,838.22x = 275,695.32 × 69,959
  4. Step 4: Simplify right side
    183,838.22x = 19,287,368,891.88
  5. Step 5: Solve for x
    x = 19,287,368,891.88/183,838.22
  6. Step 6: Final answer
    x = 104,914.90

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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.