Home / 197,734.64-296,615.75-79,405.95

Finding the Fourth Proportional to 197,734.64, 296,615.75 and 79,405.95

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Solution

The fourth proportional to 197,734.64, 296,615.75 and 79,405.95 is: 119,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,734.64 : 296,615.75 = 79,405.95 : x
  2. Step 2: Convert to fraction form
    197,734.64/296,615.75 = 79,405.95/x
  3. Step 3: Cross multiply
    197,734.64x = 296,615.75 × 79,405.95
  4. Step 4: Simplify right side
    197,734.64x = 23,553,053,849.63
  5. Step 5: Solve for x
    x = 23,553,053,849.63/197,734.64
  6. Step 6: Final answer
    x = 119,114.45

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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.