Home / 122,868.12-184,302.06-38,627.88

Finding the Fourth Proportional to 122,868.12, 184,302.06 and 38,627.88

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Solution

The fourth proportional to 122,868.12, 184,302.06 and 38,627.88 is: 57,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,868.12 : 184,302.06 = 38,627.88 : x
  2. Step 2: Convert to fraction form
    122,868.12/184,302.06 = 38,627.88/x
  3. Step 3: Cross multiply
    122,868.12x = 184,302.06 × 38,627.88
  4. Step 4: Simplify right side
    122,868.12x = 7,119,197,857.43
  5. Step 5: Solve for x
    x = 7,119,197,857.43/122,868.12
  6. Step 6: Final answer
    x = 57,941.78

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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.