Home / 227,335.45-313,749.56-136,736.95

Finding the Fourth Proportional to 227,335.45, 313,749.56 and 136,736.95

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Solution

The fourth proportional to 227,335.45, 313,749.56 and 136,736.95 is: 188,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,335.45 : 313,749.56 = 136,736.95 : x
  2. Step 2: Convert to fraction form
    227,335.45/313,749.56 = 136,736.95/x
  3. Step 3: Cross multiply
    227,335.45x = 313,749.56 × 136,736.95
  4. Step 4: Simplify right side
    227,335.45x = 42,901,155,645.81
  5. Step 5: Solve for x
    x = 42,901,155,645.81/227,335.45
  6. Step 6: Final answer
    x = 188,713.01

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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.