Home / 196,271.36-294,205.06-78,026.48

Finding the Fourth Proportional to 196,271.36, 294,205.06 and 78,026.48

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Solution

The fourth proportional to 196,271.36, 294,205.06 and 78,026.48 is: 116,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,271.36 : 294,205.06 = 78,026.48 : x
  2. Step 2: Convert to fraction form
    196,271.36/294,205.06 = 78,026.48/x
  3. Step 3: Cross multiply
    196,271.36x = 294,205.06 × 78,026.48
  4. Step 4: Simplify right side
    196,271.36x = 22,955,785,229.99
  5. Step 5: Solve for x
    x = 22,955,785,229.99/196,271.36
  6. Step 6: Final answer
    x = 116,959.42

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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.