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Finding the Fourth Proportional to 146,995.98, 220,493.14 and 53,501.73

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Solution

The fourth proportional to 146,995.98, 220,493.14 and 53,501.73 is: 80,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,995.98 : 220,493.14 = 53,501.73 : x
  2. Step 2: Convert to fraction form
    146,995.98/220,493.14 = 53,501.73/x
  3. Step 3: Cross multiply
    146,995.98x = 220,493.14 × 53,501.73
  4. Step 4: Simplify right side
    146,995.98x = 11,796,764,443.13
  5. Step 5: Solve for x
    x = 11,796,764,443.13/146,995.98
  6. Step 6: Final answer
    x = 80,252.29

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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.