Home / 131,213.36-196,823.04-46,979.24

Finding the Fourth Proportional to 131,213.36, 196,823.04 and 46,979.24

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Solution

The fourth proportional to 131,213.36, 196,823.04 and 46,979.24 is: 70,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,213.36 : 196,823.04 = 46,979.24 : x
  2. Step 2: Convert to fraction form
    131,213.36/196,823.04 = 46,979.24/x
  3. Step 3: Cross multiply
    131,213.36x = 196,823.04 × 46,979.24
  4. Step 4: Simplify right side
    131,213.36x = 9,246,596,833.69
  5. Step 5: Solve for x
    x = 9,246,596,833.69/131,213.36
  6. Step 6: Final answer
    x = 70,469.93

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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.