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Finding the Fourth Proportional to 122,806.56, 184,209.84 and 34,060.07

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Solution

The fourth proportional to 122,806.56, 184,209.84 and 34,060.07 is: 51,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,806.56 : 184,209.84 = 34,060.07 : x
  2. Step 2: Convert to fraction form
    122,806.56/184,209.84 = 34,060.07/x
  3. Step 3: Cross multiply
    122,806.56x = 184,209.84 × 34,060.07
  4. Step 4: Simplify right side
    122,806.56x = 6,274,199,124.04
  5. Step 5: Solve for x
    x = 6,274,199,124.04/122,806.56
  6. Step 6: Final answer
    x = 51,090.10

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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.