Home / 197,757.95-272,830.64-146,198.85

Finding the Fourth Proportional to 197,757.95, 272,830.64 and 146,198.85

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Solution

The fourth proportional to 197,757.95, 272,830.64 and 146,198.85 is: 201,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,757.95 : 272,830.64 = 146,198.85 : x
  2. Step 2: Convert to fraction form
    197,757.95/272,830.64 = 146,198.85/x
  3. Step 3: Cross multiply
    197,757.95x = 272,830.64 × 146,198.85
  4. Step 4: Simplify right side
    197,757.95x = 39,887,524,448.61
  5. Step 5: Solve for x
    x = 39,887,524,448.61/197,757.95
  6. Step 6: Final answer
    x = 201,698.72

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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.