Home / 239,186.82-358,576.50-105,994.47

Finding the Fourth Proportional to 239,186.82, 358,576.50 and 105,994.47

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Solution

The fourth proportional to 239,186.82, 358,576.50 and 105,994.47 is: 158,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,186.82 : 358,576.50 = 105,994.47 : x
  2. Step 2: Convert to fraction form
    239,186.82/358,576.50 = 105,994.47/x
  3. Step 3: Cross multiply
    239,186.82x = 358,576.50 × 105,994.47
  4. Step 4: Simplify right side
    239,186.82x = 38,007,126,071.96
  5. Step 5: Solve for x
    x = 38,007,126,071.96/239,186.82
  6. Step 6: Final answer
    x = 158,901.42

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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.