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Finding the Fourth Proportional to 245,690.32, 368,517.88 and 95,902.64

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Solution

The fourth proportional to 245,690.32, 368,517.88 and 95,902.64 is: 143,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,690.32 : 368,517.88 = 95,902.64 : x
  2. Step 2: Convert to fraction form
    245,690.32/368,517.88 = 95,902.64/x
  3. Step 3: Cross multiply
    245,690.32x = 368,517.88 × 95,902.64
  4. Step 4: Simplify right side
    245,690.32x = 35,341,837,579.20
  5. Step 5: Solve for x
    x = 35,341,837,579.20/245,690.32
  6. Step 6: Final answer
    x = 143,847.09

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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.