Home / 67,485.31-101,240.26-33,768.95

Finding the Fourth Proportional to 67,485.31, 101,240.26 and 33,768.95

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Solution

The fourth proportional to 67,485.31, 101,240.26 and 33,768.95 is: 50,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,485.31 : 101,240.26 = 33,768.95 : x
  2. Step 2: Convert to fraction form
    67,485.31/101,240.26 = 33,768.95/x
  3. Step 3: Cross multiply
    67,485.31x = 101,240.26 × 33,768.95
  4. Step 4: Simplify right side
    67,485.31x = 3,418,776,687.30
  5. Step 5: Solve for x
    x = 3,418,776,687.30/67,485.31
  6. Step 6: Final answer
    x = 50,659.57

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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.