Home / 197,181.13-295,771.47-47,421.31

Finding the Fourth Proportional to 197,181.13, 295,771.47 and 47,421.31

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Solution

The fourth proportional to 197,181.13, 295,771.47 and 47,421.31 is: 71,131.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,181.13 : 295,771.47 = 47,421.31 : x
  2. Step 2: Convert to fraction form
    197,181.13/295,771.47 = 47,421.31/x
  3. Step 3: Cross multiply
    197,181.13x = 295,771.47 × 47,421.31
  4. Step 4: Simplify right side
    197,181.13x = 14,025,870,568.03
  5. Step 5: Solve for x
    x = 14,025,870,568.03/197,181.13
  6. Step 6: Final answer
    x = 71,131.91

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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.