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Finding the Fourth Proportional to 160,577.94, 240,857.55 and 48,255.78

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Solution

The fourth proportional to 160,577.94, 240,857.55 and 48,255.78 is: 72,380.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,577.94 : 240,857.55 = 48,255.78 : x
  2. Step 2: Convert to fraction form
    160,577.94/240,857.55 = 48,255.78/x
  3. Step 3: Cross multiply
    160,577.94x = 240,857.55 × 48,255.78
  4. Step 4: Simplify right side
    160,577.94x = 11,622,768,944.14
  5. Step 5: Solve for x
    x = 11,622,768,944.14/160,577.94
  6. Step 6: Final answer
    x = 72,380.86

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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.