Home / 177,431.31-265,846.25-107,163

Finding the Fourth Proportional to 177,431.31, 265,846.25 and 107,163

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Solution

The fourth proportional to 177,431.31, 265,846.25 and 107,163 is: 160,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,431.31 : 265,846.25 = 107,163 : x
  2. Step 2: Convert to fraction form
    177,431.31/265,846.25 = 107,163/x
  3. Step 3: Cross multiply
    177,431.31x = 265,846.25 × 107,163
  4. Step 4: Simplify right side
    177,431.31x = 28,488,881,956.66
  5. Step 5: Solve for x
    x = 28,488,881,956.66/177,431.31
  6. Step 6: Final answer
    x = 160,562.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.