Home / 129,776.12-194,662.95-41,029.62

Finding the Fourth Proportional to 129,776.12, 194,662.95 and 41,029.62

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Solution

The fourth proportional to 129,776.12, 194,662.95 and 41,029.62 is: 61,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,776.12 : 194,662.95 = 41,029.62 : x
  2. Step 2: Convert to fraction form
    129,776.12/194,662.95 = 41,029.62/x
  3. Step 3: Cross multiply
    129,776.12x = 194,662.95 × 41,029.62
  4. Step 4: Simplify right side
    129,776.12x = 7,986,946,866.58
  5. Step 5: Solve for x
    x = 7,986,946,866.58/129,776.12
  6. Step 6: Final answer
    x = 61,544.04

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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.