Home / 197,629.98-272,727.51-106,983.63

Finding the Fourth Proportional to 197,629.98, 272,727.51 and 106,983.63

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Solution

The fourth proportional to 197,629.98, 272,727.51 and 106,983.63 is: 147,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,629.98 : 272,727.51 = 106,983.63 : x
  2. Step 2: Convert to fraction form
    197,629.98/272,727.51 = 106,983.63/x
  3. Step 3: Cross multiply
    197,629.98x = 272,727.51 × 106,983.63
  4. Step 4: Simplify right side
    197,629.98x = 29,177,379,020.66
  5. Step 5: Solve for x
    x = 29,177,379,020.66/197,629.98
  6. Step 6: Final answer
    x = 147,636.40

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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.