Home / 247,680.23-341,859.96-140,313.56

Finding the Fourth Proportional to 247,680.23, 341,859.96 and 140,313.56

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Solution

The fourth proportional to 247,680.23, 341,859.96 and 140,313.56 is: 193,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,680.23 : 341,859.96 = 140,313.56 : x
  2. Step 2: Convert to fraction form
    247,680.23/341,859.96 = 140,313.56/x
  3. Step 3: Cross multiply
    247,680.23x = 341,859.96 × 140,313.56
  4. Step 4: Simplify right side
    247,680.23x = 47,967,586,299.76
  5. Step 5: Solve for x
    x = 47,967,586,299.76/247,680.23
  6. Step 6: Final answer
    x = 193,667.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.