Home / 222,590.17-307,180.07-136,596.64

Finding the Fourth Proportional to 222,590.17, 307,180.07 and 136,596.64

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Solution

The fourth proportional to 222,590.17, 307,180.07 and 136,596.64 is: 188,506.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,590.17 : 307,180.07 = 136,596.64 : x
  2. Step 2: Convert to fraction form
    222,590.17/307,180.07 = 136,596.64/x
  3. Step 3: Cross multiply
    222,590.17x = 307,180.07 × 136,596.64
  4. Step 4: Simplify right side
    222,590.17x = 41,959,763,218.08
  5. Step 5: Solve for x
    x = 41,959,763,218.08/222,590.17
  6. Step 6: Final answer
    x = 188,506.82

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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.