Home / 227,480.24-313,822.92-136,783.76

Finding the Fourth Proportional to 227,480.24, 313,822.92 and 136,783.76

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Solution

The fourth proportional to 227,480.24, 313,822.92 and 136,783.76 is: 188,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,480.24 : 313,822.92 = 136,783.76 : x
  2. Step 2: Convert to fraction form
    227,480.24/313,822.92 = 136,783.76/x
  3. Step 3: Cross multiply
    227,480.24x = 313,822.92 × 136,783.76
  4. Step 4: Simplify right side
    227,480.24x = 42,925,878,971.78
  5. Step 5: Solve for x
    x = 42,925,878,971.78/227,480.24
  6. Step 6: Final answer
    x = 188,701.57

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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.