Home / 197,479.55-296,339.60-71,109.22

Finding the Fourth Proportional to 197,479.55, 296,339.60 and 71,109.22

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Solution

The fourth proportional to 197,479.55, 296,339.60 and 71,109.22 is: 106,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,479.55 : 296,339.60 = 71,109.22 : x
  2. Step 2: Convert to fraction form
    197,479.55/296,339.60 = 71,109.22/x
  3. Step 3: Cross multiply
    197,479.55x = 296,339.60 × 71,109.22
  4. Step 4: Simplify right side
    197,479.55x = 21,072,477,811.11
  5. Step 5: Solve for x
    x = 21,072,477,811.11/197,479.55
  6. Step 6: Final answer
    x = 106,707.14

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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.