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Finding the Fourth Proportional to 253,668.56, 350,059.08 and 146,238.80

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Solution

The fourth proportional to 253,668.56, 350,059.08 and 146,238.80 is: 201,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,668.56 : 350,059.08 = 146,238.80 : x
  2. Step 2: Convert to fraction form
    253,668.56/350,059.08 = 146,238.80/x
  3. Step 3: Cross multiply
    253,668.56x = 350,059.08 × 146,238.80
  4. Step 4: Simplify right side
    253,668.56x = 51,192,219,788.30
  5. Step 5: Solve for x
    x = 51,192,219,788.30/253,668.56
  6. Step 6: Final answer
    x = 201,807.51

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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.