Home / 222,840.05-307,523.45-136,755.93

Finding the Fourth Proportional to 222,840.05, 307,523.45 and 136,755.93

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Solution

The fourth proportional to 222,840.05, 307,523.45 and 136,755.93 is: 188,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,840.05 : 307,523.45 = 136,755.93 : x
  2. Step 2: Convert to fraction form
    222,840.05/307,523.45 = 136,755.93/x
  3. Step 3: Cross multiply
    222,840.05x = 307,523.45 × 136,755.93
  4. Step 4: Simplify right side
    222,840.05x = 42,055,654,717.78
  5. Step 5: Solve for x
    x = 42,055,654,717.78/222,840.05
  6. Step 6: Final answer
    x = 188,725.75

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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.