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Finding the Fourth Proportional to 253,896.53, 350,217.88 and 163,370.12

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Solution

The fourth proportional to 253,896.53, 350,217.88 and 163,370.12 is: 225,348.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,896.53 : 350,217.88 = 163,370.12 : x
  2. Step 2: Convert to fraction form
    253,896.53/350,217.88 = 163,370.12/x
  3. Step 3: Cross multiply
    253,896.53x = 350,217.88 × 163,370.12
  4. Step 4: Simplify right side
    253,896.53x = 57,215,134,922.23
  5. Step 5: Solve for x
    x = 57,215,134,922.23/253,896.53
  6. Step 6: Final answer
    x = 225,348.24

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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.