Home / 266,278.56-367,449.36-158,969.76

Finding the Fourth Proportional to 266,278.56, 367,449.36 and 158,969.76

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Solution

The fourth proportional to 266,278.56, 367,449.36 and 158,969.76 is: 219,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,278.56 : 367,449.36 = 158,969.76 : x
  2. Step 2: Convert to fraction form
    266,278.56/367,449.36 = 158,969.76/x
  3. Step 3: Cross multiply
    266,278.56x = 367,449.36 × 158,969.76
  4. Step 4: Simplify right side
    266,278.56x = 58,413,336,571.35
  5. Step 5: Solve for x
    x = 58,413,336,571.35/266,278.56
  6. Step 6: Final answer
    x = 219,369.28

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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.