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Finding the Fourth Proportional to 300,795.70, 451,176.93 and 101,095.48

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Solution

The fourth proportional to 300,795.70, 451,176.93 and 101,095.48 is: 151,637.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,795.70 : 451,176.93 = 101,095.48 : x
  2. Step 2: Convert to fraction form
    300,795.70/451,176.93 = 101,095.48/x
  3. Step 3: Cross multiply
    300,795.70x = 451,176.93 × 101,095.48
  4. Step 4: Simplify right side
    300,795.70x = 45,611,948,303.28
  5. Step 5: Solve for x
    x = 45,611,948,303.28/300,795.70
  6. Step 6: Final answer
    x = 151,637.63

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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.