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Finding the Fourth Proportional to 197,903.71, 297,252.63 and 118,097.35

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Solution

The fourth proportional to 197,903.71, 297,252.63 and 118,097.35 is: 177,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,903.71 : 297,252.63 = 118,097.35 : x
  2. Step 2: Convert to fraction form
    197,903.71/297,252.63 = 118,097.35/x
  3. Step 3: Cross multiply
    197,903.71x = 297,252.63 × 118,097.35
  4. Step 4: Simplify right side
    197,903.71x = 35,104,747,140.40
  5. Step 5: Solve for x
    x = 35,104,747,140.40/197,903.71
  6. Step 6: Final answer
    x = 177,382.97

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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.