Home / 197,325.81-295,963.07-78,998.31

Finding the Fourth Proportional to 197,325.81, 295,963.07 and 78,998.31

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Solution

The fourth proportional to 197,325.81, 295,963.07 and 78,998.31 is: 118,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,325.81 : 295,963.07 = 78,998.31 : x
  2. Step 2: Convert to fraction form
    197,325.81/295,963.07 = 78,998.31/x
  3. Step 3: Cross multiply
    197,325.81x = 295,963.07 × 78,998.31
  4. Step 4: Simplify right side
    197,325.81x = 23,380,581,957.42
  5. Step 5: Solve for x
    x = 23,380,581,957.42/197,325.81
  6. Step 6: Final answer
    x = 118,487.20

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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.