Home / 197,074.35-271,962.59-106,430.31

Finding the Fourth Proportional to 197,074.35, 271,962.59 and 106,430.31

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Solution

The fourth proportional to 197,074.35, 271,962.59 and 106,430.31 is: 146,873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,074.35 : 271,962.59 = 106,430.31 : x
  2. Step 2: Convert to fraction form
    197,074.35/271,962.59 = 106,430.31/x
  3. Step 3: Cross multiply
    197,074.35x = 271,962.59 × 106,430.31
  4. Step 4: Simplify right side
    197,074.35x = 28,945,062,229.95
  5. Step 5: Solve for x
    x = 28,945,062,229.95/197,074.35
  6. Step 6: Final answer
    x = 146,873.82

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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.