Home / 76,026.87-104,912.84-42,033.38

Finding the Fourth Proportional to 76,026.87, 104,912.84 and 42,033.38

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Solution

The fourth proportional to 76,026.87, 104,912.84 and 42,033.38 is: 58,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026.87 : 104,912.84 = 42,033.38 : x
  2. Step 2: Convert to fraction form
    76,026.87/104,912.84 = 42,033.38/x
  3. Step 3: Cross multiply
    76,026.87x = 104,912.84 × 42,033.38
  4. Step 4: Simplify right side
    76,026.87x = 4,409,840,535.87
  5. Step 5: Solve for x
    x = 4,409,840,535.87/76,026.87
  6. Step 6: Final answer
    x = 58,003.71

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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.