Home / 197,825.76-296,933.04-145,085.04

Finding the Fourth Proportional to 197,825.76, 296,933.04 and 145,085.04

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Solution

The fourth proportional to 197,825.76, 296,933.04 and 145,085.04 is: 217,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,825.76 : 296,933.04 = 145,085.04 : x
  2. Step 2: Convert to fraction form
    197,825.76/296,933.04 = 145,085.04/x
  3. Step 3: Cross multiply
    197,825.76x = 296,933.04 × 145,085.04
  4. Step 4: Simplify right side
    197,825.76x = 43,080,541,985.72
  5. Step 5: Solve for x
    x = 43,080,541,985.72/197,825.76
  6. Step 6: Final answer
    x = 217,770.13

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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.