Home / 122,885.26-184,213.08-66,642.92

Finding the Fourth Proportional to 122,885.26, 184,213.08 and 66,642.92

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Solution

The fourth proportional to 122,885.26, 184,213.08 and 66,642.92 is: 99,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,885.26 : 184,213.08 = 66,642.92 : x
  2. Step 2: Convert to fraction form
    122,885.26/184,213.08 = 66,642.92/x
  3. Step 3: Cross multiply
    122,885.26x = 184,213.08 × 66,642.92
  4. Step 4: Simplify right side
    122,885.26x = 12,276,497,553.39
  5. Step 5: Solve for x
    x = 12,276,497,553.39/122,885.26
  6. Step 6: Final answer
    x = 99,902.12

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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.