Home / 126,025.40-189,056.10-37,267.40

Finding the Fourth Proportional to 126,025.40, 189,056.10 and 37,267.40

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Solution

The fourth proportional to 126,025.40, 189,056.10 and 37,267.40 is: 55,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.40 : 189,056.10 = 37,267.40 : x
  2. Step 2: Convert to fraction form
    126,025.40/189,056.10 = 37,267.40/x
  3. Step 3: Cross multiply
    126,025.40x = 189,056.10 × 37,267.40
  4. Step 4: Simplify right side
    126,025.40x = 7,045,629,301.14
  5. Step 5: Solve for x
    x = 7,045,629,301.14/126,025.40
  6. Step 6: Final answer
    x = 55,906.42

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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.