Home / 197,021.10-295,396.60-70,658.62

Finding the Fourth Proportional to 197,021.10, 295,396.60 and 70,658.62

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Solution

The fourth proportional to 197,021.10, 295,396.60 and 70,658.62 is: 105,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,021.10 : 295,396.60 = 70,658.62 : x
  2. Step 2: Convert to fraction form
    197,021.10/295,396.60 = 70,658.62/x
  3. Step 3: Cross multiply
    197,021.10x = 295,396.60 × 70,658.62
  4. Step 4: Simplify right side
    197,021.10x = 20,872,316,108.69
  5. Step 5: Solve for x
    x = 20,872,316,108.69/197,021.10
  6. Step 6: Final answer
    x = 105,939.50

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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.