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Finding the Fourth Proportional to 227,563.25, 314,055.09 and 125,608.95

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Solution

The fourth proportional to 227,563.25, 314,055.09 and 125,608.95 is: 173,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,563.25 : 314,055.09 = 125,608.95 : x
  2. Step 2: Convert to fraction form
    227,563.25/314,055.09 = 125,608.95/x
  3. Step 3: Cross multiply
    227,563.25x = 314,055.09 × 125,608.95
  4. Step 4: Simplify right side
    227,563.25x = 39,448,130,097.06
  5. Step 5: Solve for x
    x = 39,448,130,097.06/227,563.25
  6. Step 6: Final answer
    x = 173,350.18

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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.