Home / 131,210.30-196,794.36-46,954.78

Finding the Fourth Proportional to 131,210.30, 196,794.36 and 46,954.78

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Solution

The fourth proportional to 131,210.30, 196,794.36 and 46,954.78 is: 70,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,210.30 : 196,794.36 = 46,954.78 : x
  2. Step 2: Convert to fraction form
    131,210.30/196,794.36 = 46,954.78/x
  3. Step 3: Cross multiply
    131,210.30x = 196,794.36 × 46,954.78
  4. Step 4: Simplify right side
    131,210.30x = 9,240,435,387.05
  5. Step 5: Solve for x
    x = 9,240,435,387.05/131,210.30
  6. Step 6: Final answer
    x = 70,424.62

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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.