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Finding the Fourth Proportional to 266,900.44, 368,311.80 and 159,529.72

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Solution

The fourth proportional to 266,900.44, 368,311.80 and 159,529.72 is: 220,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,900.44 : 368,311.80 = 159,529.72 : x
  2. Step 2: Convert to fraction form
    266,900.44/368,311.80 = 159,529.72/x
  3. Step 3: Cross multiply
    266,900.44x = 368,311.80 × 159,529.72
  4. Step 4: Simplify right side
    266,900.44x = 58,756,678,326.70
  5. Step 5: Solve for x
    x = 58,756,678,326.70/266,900.44
  6. Step 6: Final answer
    x = 220,144.55

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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.