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Finding the Fourth Proportional to 243,548.52, 365,322.84 and 159,379.56

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Solution

The fourth proportional to 243,548.52, 365,322.84 and 159,379.56 is: 239,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,548.52 : 365,322.84 = 159,379.56 : x
  2. Step 2: Convert to fraction form
    243,548.52/365,322.84 = 159,379.56/x
  3. Step 3: Cross multiply
    243,548.52x = 365,322.84 × 159,379.56
  4. Step 4: Simplify right side
    243,548.52x = 58,224,993,497.15
  5. Step 5: Solve for x
    x = 58,224,993,497.15/243,548.52
  6. Step 6: Final answer
    x = 239,069.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.