Home / 105,975.92-159,670.73-95,856

Finding the Fourth Proportional to 105,975.92, 159,670.73 and 95,856

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Solution

The fourth proportional to 105,975.92, 159,670.73 and 95,856 is: 144,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,975.92 : 159,670.73 = 95,856 : x
  2. Step 2: Convert to fraction form
    105,975.92/159,670.73 = 95,856/x
  3. Step 3: Cross multiply
    105,975.92x = 159,670.73 × 95,856
  4. Step 4: Simplify right side
    105,975.92x = 15,305,397,494.88
  5. Step 5: Solve for x
    x = 15,305,397,494.88/105,975.92
  6. Step 6: Final answer
    x = 144,423.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.