Home / 189,093.07-283,232.58-89,103.43

Finding the Fourth Proportional to 189,093.07, 283,232.58 and 89,103.43

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Solution

The fourth proportional to 189,093.07, 283,232.58 and 89,103.43 is: 133,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,093.07 : 283,232.58 = 89,103.43 : x
  2. Step 2: Convert to fraction form
    189,093.07/283,232.58 = 89,103.43/x
  3. Step 3: Cross multiply
    189,093.07x = 283,232.58 × 89,103.43
  4. Step 4: Simplify right side
    189,093.07x = 25,236,994,365.75
  5. Step 5: Solve for x
    x = 25,236,994,365.75/189,093.07
  6. Step 6: Final answer
    x = 133,463.35

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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.