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Finding the Fourth Proportional to 227,650.16, 314,144.52 and 127,054.64

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Solution

The fourth proportional to 227,650.16, 314,144.52 and 127,054.64 is: 175,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,650.16 : 314,144.52 = 127,054.64 : x
  2. Step 2: Convert to fraction form
    227,650.16/314,144.52 = 127,054.64/x
  3. Step 3: Cross multiply
    227,650.16x = 314,144.52 × 127,054.64
  4. Step 4: Simplify right side
    227,650.16x = 39,913,518,896.57
  5. Step 5: Solve for x
    x = 39,913,518,896.57/227,650.16
  6. Step 6: Final answer
    x = 175,328.31

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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.