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Finding the Fourth Proportional to 227,881.88, 314,483.33 and 125,913.90

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Solution

The fourth proportional to 227,881.88, 314,483.33 and 125,913.90 is: 173,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,881.88 : 314,483.33 = 125,913.90 : x
  2. Step 2: Convert to fraction form
    227,881.88/314,483.33 = 125,913.90/x
  3. Step 3: Cross multiply
    227,881.88x = 314,483.33 × 125,913.90
  4. Step 4: Simplify right side
    227,881.88x = 39,597,824,059.38
  5. Step 5: Solve for x
    x = 39,597,824,059.38/227,881.88
  6. Step 6: Final answer
    x = 173,764.69

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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.