Home / 188,926.78-260,714.23-107,270.27

Finding the Fourth Proportional to 188,926.78, 260,714.23 and 107,270.27

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Solution

The fourth proportional to 188,926.78, 260,714.23 and 107,270.27 is: 148,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,926.78 : 260,714.23 = 107,270.27 : x
  2. Step 2: Convert to fraction form
    188,926.78/260,714.23 = 107,270.27/x
  3. Step 3: Cross multiply
    188,926.78x = 260,714.23 × 107,270.27
  4. Step 4: Simplify right side
    188,926.78x = 27,966,885,844.94
  5. Step 5: Solve for x
    x = 27,966,885,844.94/188,926.78
  6. Step 6: Final answer
    x = 148,030.29

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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.