Home / 112,917.54-169,376.43-28,684.02

Finding the Fourth Proportional to 112,917.54, 169,376.43 and 28,684.02

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Solution

The fourth proportional to 112,917.54, 169,376.43 and 28,684.02 is: 43,026.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,917.54 : 169,376.43 = 28,684.02 : x
  2. Step 2: Convert to fraction form
    112,917.54/169,376.43 = 28,684.02/x
  3. Step 3: Cross multiply
    112,917.54x = 169,376.43 × 28,684.02
  4. Step 4: Simplify right side
    112,917.54x = 4,858,396,905.65
  5. Step 5: Solve for x
    x = 4,858,396,905.65/112,917.54
  6. Step 6: Final answer
    x = 43,026.06

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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.