Home / 126,197.94-189,294.66-37,511.40

Finding the Fourth Proportional to 126,197.94, 189,294.66 and 37,511.40

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Solution

The fourth proportional to 126,197.94, 189,294.66 and 37,511.40 is: 56,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,197.94 : 189,294.66 = 37,511.40 : x
  2. Step 2: Convert to fraction form
    126,197.94/189,294.66 = 37,511.40/x
  3. Step 3: Cross multiply
    126,197.94x = 189,294.66 × 37,511.40
  4. Step 4: Simplify right side
    126,197.94x = 7,100,707,709.12
  5. Step 5: Solve for x
    x = 7,100,707,709.12/126,197.94
  6. Step 6: Final answer
    x = 56,266.43

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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.