Home / 227,090.18-313,369.46-136,392.26

Finding the Fourth Proportional to 227,090.18, 313,369.46 and 136,392.26

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Solution

The fourth proportional to 227,090.18, 313,369.46 and 136,392.26 is: 188,212.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,090.18 : 313,369.46 = 136,392.26 : x
  2. Step 2: Convert to fraction form
    227,090.18/313,369.46 = 136,392.26/x
  3. Step 3: Cross multiply
    227,090.18x = 313,369.46 × 136,392.26
  4. Step 4: Simplify right side
    227,090.18x = 42,741,167,127.04
  5. Step 5: Solve for x
    x = 42,741,167,127.04/227,090.18
  6. Step 6: Final answer
    x = 188,212.31

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1.5x scale

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.