Home / 197,252.79-272,208.21-106,608.48

Finding the Fourth Proportional to 197,252.79, 272,208.21 and 106,608.48

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Solution

The fourth proportional to 197,252.79, 272,208.21 and 106,608.48 is: 147,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,252.79 : 272,208.21 = 106,608.48 : x
  2. Step 2: Convert to fraction form
    197,252.79/272,208.21 = 106,608.48/x
  3. Step 3: Cross multiply
    197,252.79x = 272,208.21 × 106,608.48
  4. Step 4: Simplify right side
    197,252.79x = 29,019,703,511.62
  5. Step 5: Solve for x
    x = 29,019,703,511.62/197,252.79
  6. Step 6: Final answer
    x = 147,119.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.