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Finding the Fourth Proportional to 197,244.81, 295,779.72 and 122,361.93

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Solution

The fourth proportional to 197,244.81, 295,779.72 and 122,361.93 is: 183,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,244.81 : 295,779.72 = 122,361.93 : x
  2. Step 2: Convert to fraction form
    197,244.81/295,779.72 = 122,361.93/x
  3. Step 3: Cross multiply
    197,244.81x = 295,779.72 × 122,361.93
  4. Step 4: Simplify right side
    197,244.81x = 36,192,177,394.06
  5. Step 5: Solve for x
    x = 36,192,177,394.06/197,244.81
  6. Step 6: Final answer
    x = 183,488.62

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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.