Home / 126,066,042.54-173,973,800.70-71,061,884.46

Finding the Fourth Proportional to 126,066,042.54, 173,973,800.70 and 71,061,884.46

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Solution

The fourth proportional to 126,066,042.54, 173,973,800.70 and 71,061,884.46 is: 98,066,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,066,042.54 : 173,973,800.70 = 71,061,884.46 : x
  2. Step 2: Convert to fraction form
    126,066,042.54/173,973,800.70 = 71,061,884.46/x
  3. Step 3: Cross multiply
    126,066,042.54x = 173,973,800.70 × 71,061,884.46
  4. Step 4: Simplify right side
    126,066,042.54x = 12,362,906,124,410,466
  5. Step 5: Solve for x
    x = 12,362,906,124,410,466/126,066,042.54
  6. Step 6: Final answer
    x = 98,066,901.09

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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.