Home / 131,144.19-196,668.06-46,881.60

Finding the Fourth Proportional to 131,144.19, 196,668.06 and 46,881.60

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Solution

The fourth proportional to 131,144.19, 196,668.06 and 46,881.60 is: 70,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,144.19 : 196,668.06 = 46,881.60 : x
  2. Step 2: Convert to fraction form
    131,144.19/196,668.06 = 46,881.60/x
  3. Step 3: Cross multiply
    131,144.19x = 196,668.06 × 46,881.60
  4. Step 4: Simplify right side
    131,144.19x = 9,220,113,321.70
  5. Step 5: Solve for x
    x = 9,220,113,321.70/131,144.19
  6. Step 6: Final answer
    x = 70,305.16

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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.