Home / 235,116.32-324,559.79-158,738.82

Finding the Fourth Proportional to 235,116.32, 324,559.79 and 158,738.82

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Solution

The fourth proportional to 235,116.32, 324,559.79 and 158,738.82 is: 219,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,116.32 : 324,559.79 = 158,738.82 : x
  2. Step 2: Convert to fraction form
    235,116.32/324,559.79 = 158,738.82/x
  3. Step 3: Cross multiply
    235,116.32x = 324,559.79 × 158,738.82
  4. Step 4: Simplify right side
    235,116.32x = 51,520,237,290.35
  5. Step 5: Solve for x
    x = 51,520,237,290.35/235,116.32
  6. Step 6: Final answer
    x = 219,126.59

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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.