Home / 235,377.34-324,856.26-143,549.92

Finding the Fourth Proportional to 235,377.34, 324,856.26 and 143,549.92

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Solution

The fourth proportional to 235,377.34, 324,856.26 and 143,549.92 is: 198,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,377.34 : 324,856.26 = 143,549.92 : x
  2. Step 2: Convert to fraction form
    235,377.34/324,856.26 = 143,549.92/x
  3. Step 3: Cross multiply
    235,377.34x = 324,856.26 × 143,549.92
  4. Step 4: Simplify right side
    235,377.34x = 46,633,090,134.50
  5. Step 5: Solve for x
    x = 46,633,090,134.50/235,377.34
  6. Step 6: Final answer
    x = 198,120.56

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1.5x scale

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.