Home / 189,247.36-283,614.72-105,003.04

Finding the Fourth Proportional to 189,247.36, 283,614.72 and 105,003.04

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Solution

The fourth proportional to 189,247.36, 283,614.72 and 105,003.04 is: 157,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,247.36 : 283,614.72 = 105,003.04 : x
  2. Step 2: Convert to fraction form
    189,247.36/283,614.72 = 105,003.04/x
  3. Step 3: Cross multiply
    189,247.36x = 283,614.72 × 105,003.04
  4. Step 4: Simplify right side
    189,247.36x = 29,780,407,788.75
  5. Step 5: Solve for x
    x = 29,780,407,788.75/189,247.36
  6. Step 6: Final answer
    x = 157,362.34

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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.