Home / 227,258.28-313,627.14-126,657

Finding the Fourth Proportional to 227,258.28, 313,627.14 and 126,657

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Solution

The fourth proportional to 227,258.28, 313,627.14 and 126,657 is: 174,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,258.28 : 313,627.14 = 126,657 : x
  2. Step 2: Convert to fraction form
    227,258.28/313,627.14 = 126,657/x
  3. Step 3: Cross multiply
    227,258.28x = 313,627.14 × 126,657
  4. Step 4: Simplify right side
    227,258.28x = 39,723,072,670.98
  5. Step 5: Solve for x
    x = 39,723,072,670.98/227,258.28
  6. Step 6: Final answer
    x = 174,792.63

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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.