Home / 227,135.81-313,156.29-186,149.05

Finding the Fourth Proportional to 227,135.81, 313,156.29 and 186,149.05

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Solution

The fourth proportional to 227,135.81, 313,156.29 and 186,149.05 is: 256,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,135.81 : 313,156.29 = 186,149.05 : x
  2. Step 2: Convert to fraction form
    227,135.81/313,156.29 = 186,149.05/x
  3. Step 3: Cross multiply
    227,135.81x = 313,156.29 × 186,149.05
  4. Step 4: Simplify right side
    227,135.81x = 58,293,747,561.70
  5. Step 5: Solve for x
    x = 58,293,747,561.70/227,135.81
  6. Step 6: Final answer
    x = 256,647.10

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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.