Home / 168,669.73-253,046.12-118,847.13

Finding the Fourth Proportional to 168,669.73, 253,046.12 and 118,847.13

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Solution

The fourth proportional to 168,669.73, 253,046.12 and 118,847.13 is: 178,299.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,669.73 : 253,046.12 = 118,847.13 : x
  2. Step 2: Convert to fraction form
    168,669.73/253,046.12 = 118,847.13/x
  3. Step 3: Cross multiply
    168,669.73x = 253,046.12 × 118,847.13
  4. Step 4: Simplify right side
    168,669.73x = 30,073,804,784.14
  5. Step 5: Solve for x
    x = 30,073,804,784.14/168,669.73
  6. Step 6: Final answer
    x = 178,299.95

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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.