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Finding the Fourth Proportional to 227,608, 314,099.07 and 125,633.50

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Solution

The fourth proportional to 227,608, 314,099.07 and 125,633.50 is: 173,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,608 : 314,099.07 = 125,633.50 : x
  2. Step 2: Convert to fraction form
    227,608/314,099.07 = 125,633.50/x
  3. Step 3: Cross multiply
    227,608x = 314,099.07 × 125,633.50
  4. Step 4: Simplify right side
    227,608x = 39,461,365,510.85
  5. Step 5: Solve for x
    x = 39,461,365,510.85/227,608
  6. Step 6: Final answer
    x = 173,374.25

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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.