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Finding the Fourth Proportional to 227,644.88, 314,154.95 and 125,670.10

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Solution

The fourth proportional to 227,644.88, 314,154.95 and 125,670.10 is: 173,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,644.88 : 314,154.95 = 125,670.10 : x
  2. Step 2: Convert to fraction form
    227,644.88/314,154.95 = 125,670.10/x
  3. Step 3: Cross multiply
    227,644.88x = 314,154.95 × 125,670.10
  4. Step 4: Simplify right side
    227,644.88x = 39,479,883,982.00
  5. Step 5: Solve for x
    x = 39,479,883,982.00/227,644.88
  6. Step 6: Final answer
    x = 173,427.51

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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.