Home / 195,944.40-294,047.51-71,285.40

Finding the Fourth Proportional to 195,944.40, 294,047.51 and 71,285.40

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Solution

The fourth proportional to 195,944.40, 294,047.51 and 71,285.40 is: 106,975.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,944.40 : 294,047.51 = 71,285.40 : x
  2. Step 2: Convert to fraction form
    195,944.40/294,047.51 = 71,285.40/x
  3. Step 3: Cross multiply
    195,944.40x = 294,047.51 × 71,285.40
  4. Step 4: Simplify right side
    195,944.40x = 20,961,294,012.93
  5. Step 5: Solve for x
    x = 20,961,294,012.93/195,944.40
  6. Step 6: Final answer
    x = 106,975.72

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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.