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Finding the Fourth Proportional to 227,608.66, 314,099.98 and 125,634.15

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Solution

The fourth proportional to 227,608.66, 314,099.98 and 125,634.15 is: 173,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,608.66 : 314,099.98 = 125,634.15 : x
  2. Step 2: Convert to fraction form
    227,608.66/314,099.98 = 125,634.15/x
  3. Step 3: Cross multiply
    227,608.66x = 314,099.98 × 125,634.15
  4. Step 4: Simplify right side
    227,608.66x = 39,461,683,688.23
  5. Step 5: Solve for x
    x = 39,461,683,688.23/227,608.66
  6. Step 6: Final answer
    x = 173,375.14

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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.