Home / 197,165.67-295,630.05-77,079.60

Finding the Fourth Proportional to 197,165.67, 295,630.05 and 77,079.60

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Solution

The fourth proportional to 197,165.67, 295,630.05 and 77,079.60 is: 115,573.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,165.67 : 295,630.05 = 77,079.60 : x
  2. Step 2: Convert to fraction form
    197,165.67/295,630.05 = 77,079.60/x
  3. Step 3: Cross multiply
    197,165.67x = 295,630.05 × 77,079.60
  4. Step 4: Simplify right side
    197,165.67x = 22,787,045,262.90
  5. Step 5: Solve for x
    x = 22,787,045,262.90/197,165.67
  6. Step 6: Final answer
    x = 115,573.09

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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.