Home / 131,485.50-197,228.25-43,933.50

Finding the Fourth Proportional to 131,485.50, 197,228.25 and 43,933.50

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Solution

The fourth proportional to 131,485.50, 197,228.25 and 43,933.50 is: 65,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,485.50 : 197,228.25 = 43,933.50 : x
  2. Step 2: Convert to fraction form
    131,485.50/197,228.25 = 43,933.50/x
  3. Step 3: Cross multiply
    131,485.50x = 197,228.25 × 43,933.50
  4. Step 4: Simplify right side
    131,485.50x = 8,664,927,321.38
  5. Step 5: Solve for x
    x = 8,664,927,321.38/131,485.50
  6. Step 6: Final answer
    x = 65,900.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.