Home / 126,025.62-189,902.63-104,325.90

Finding the Fourth Proportional to 126,025.62, 189,902.63 and 104,325.90

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Solution

The fourth proportional to 126,025.62, 189,902.63 and 104,325.90 is: 157,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.62 : 189,902.63 = 104,325.90 : x
  2. Step 2: Convert to fraction form
    126,025.62/189,902.63 = 104,325.90/x
  3. Step 3: Cross multiply
    126,025.62x = 189,902.63 × 104,325.90
  4. Step 4: Simplify right side
    126,025.62x = 19,811,762,265.49
  5. Step 5: Solve for x
    x = 19,811,762,265.49/126,025.62
  6. Step 6: Final answer
    x = 157,204.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.