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Finding the Fourth Proportional to 183,907.76, 275,715 and 169,146.32

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Solution

The fourth proportional to 183,907.76, 275,715 and 169,146.32 is: 253,584.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,907.76 : 275,715 = 169,146.32 : x
  2. Step 2: Convert to fraction form
    183,907.76/275,715 = 169,146.32/x
  3. Step 3: Cross multiply
    183,907.76x = 275,715 × 169,146.32
  4. Step 4: Simplify right side
    183,907.76x = 46,636,176,240.23
  5. Step 5: Solve for x
    x = 46,636,176,240.23/183,907.76
  6. Step 6: Final answer
    x = 253,584.61

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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.