Home / 104,994.49-157,380.32-51,611.19

Finding the Fourth Proportional to 104,994.49, 157,380.32 and 51,611.19

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Solution

The fourth proportional to 104,994.49, 157,380.32 and 51,611.19 is: 77,362.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,994.49 : 157,380.32 = 51,611.19 : x
  2. Step 2: Convert to fraction form
    104,994.49/157,380.32 = 51,611.19/x
  3. Step 3: Cross multiply
    104,994.49x = 157,380.32 × 51,611.19
  4. Step 4: Simplify right side
    104,994.49x = 8,122,585,597.78
  5. Step 5: Solve for x
    x = 8,122,585,597.78/104,994.49
  6. Step 6: Final answer
    x = 77,362.02

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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.