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Finding the Fourth Proportional to 267,032.96, 368,339.56 and 165,089.60

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Solution

The fourth proportional to 267,032.96, 368,339.56 and 165,089.60 is: 227,721.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,032.96 : 368,339.56 = 165,089.60 : x
  2. Step 2: Convert to fraction form
    267,032.96/368,339.56 = 165,089.60/x
  3. Step 3: Cross multiply
    267,032.96x = 368,339.56 × 165,089.60
  4. Step 4: Simplify right side
    267,032.96x = 60,809,030,624.58
  5. Step 5: Solve for x
    x = 60,809,030,624.58/267,032.96
  6. Step 6: Final answer
    x = 227,721.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.