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Finding the Fourth Proportional to 365,621.25, 548,433.63 and 95,748.87

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Solution

The fourth proportional to 365,621.25, 548,433.63 and 95,748.87 is: 143,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,621.25 : 548,433.63 = 95,748.87 : x
  2. Step 2: Convert to fraction form
    365,621.25/548,433.63 = 95,748.87/x
  3. Step 3: Cross multiply
    365,621.25x = 548,433.63 × 95,748.87
  4. Step 4: Simplify right side
    365,621.25x = 52,511,900,342.50
  5. Step 5: Solve for x
    x = 52,511,900,342.50/365,621.25
  6. Step 6: Final answer
    x = 143,623.76

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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.