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Finding the Fourth Proportional to 183,575.36, 275,376.72 and 71,347.52

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Solution

The fourth proportional to 183,575.36, 275,376.72 and 71,347.52 is: 107,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,575.36 : 275,376.72 = 71,347.52 : x
  2. Step 2: Convert to fraction form
    183,575.36/275,376.72 = 71,347.52/x
  3. Step 3: Cross multiply
    183,575.36x = 275,376.72 × 71,347.52
  4. Step 4: Simplify right side
    183,575.36x = 19,647,446,037.73
  5. Step 5: Solve for x
    x = 19,647,446,037.73/183,575.36
  6. Step 6: Final answer
    x = 107,026.60

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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.