Home / 196,505.10-294,429.60-168,292.80

Finding the Fourth Proportional to 196,505.10, 294,429.60 and 168,292.80

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Solution

The fourth proportional to 196,505.10, 294,429.60 and 168,292.80 is: 252,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,505.10 : 294,429.60 = 168,292.80 : x
  2. Step 2: Convert to fraction form
    196,505.10/294,429.60 = 168,292.80/x
  3. Step 3: Cross multiply
    196,505.10x = 294,429.60 × 168,292.80
  4. Step 4: Simplify right side
    196,505.10x = 49,550,381,786.88
  5. Step 5: Solve for x
    x = 49,550,381,786.88/196,505.10
  6. Step 6: Final answer
    x = 252,158.25

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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.