Home / 236,964.64-327,046.80-136,343.20

Finding the Fourth Proportional to 236,964.64, 327,046.80 and 136,343.20

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Solution

The fourth proportional to 236,964.64, 327,046.80 and 136,343.20 is: 188,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,964.64 : 327,046.80 = 136,343.20 : x
  2. Step 2: Convert to fraction form
    236,964.64/327,046.80 = 136,343.20/x
  3. Step 3: Cross multiply
    236,964.64x = 327,046.80 × 136,343.20
  4. Step 4: Simplify right side
    236,964.64x = 44,590,607,261.76
  5. Step 5: Solve for x
    x = 44,590,607,261.76/236,964.64
  6. Step 6: Final answer
    x = 188,174.10

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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.