Home / 239,188.82-358,579.50-105,996.48

Finding the Fourth Proportional to 239,188.82, 358,579.50 and 105,996.48

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Solution

The fourth proportional to 239,188.82, 358,579.50 and 105,996.48 is: 158,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,188.82 : 358,579.50 = 105,996.48 : x
  2. Step 2: Convert to fraction form
    239,188.82/358,579.50 = 105,996.48/x
  3. Step 3: Cross multiply
    239,188.82x = 358,579.50 × 105,996.48
  4. Step 4: Simplify right side
    239,188.82x = 38,008,164,800.16
  5. Step 5: Solve for x
    x = 38,008,164,800.16/239,188.82
  6. Step 6: Final answer
    x = 158,904.44

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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.