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Finding the Fourth Proportional to 123,215.34, 184,795.77 and 34,444.98

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Solution

The fourth proportional to 123,215.34, 184,795.77 and 34,444.98 is: 51,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,215.34 : 184,795.77 = 34,444.98 : x
  2. Step 2: Convert to fraction form
    123,215.34/184,795.77 = 34,444.98/x
  3. Step 3: Cross multiply
    123,215.34x = 184,795.77 × 34,444.98
  4. Step 4: Simplify right side
    123,215.34x = 6,365,286,601.73
  5. Step 5: Solve for x
    x = 6,365,286,601.73/123,215.34
  6. Step 6: Final answer
    x = 51,659.86

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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.