Home / 122,954.10-184,431.15-112,067.70

Finding the Fourth Proportional to 122,954.10, 184,431.15 and 112,067.70

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Solution

The fourth proportional to 122,954.10, 184,431.15 and 112,067.70 is: 168,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,954.10 : 184,431.15 = 112,067.70 : x
  2. Step 2: Convert to fraction form
    122,954.10/184,431.15 = 112,067.70/x
  3. Step 3: Cross multiply
    122,954.10x = 184,431.15 × 112,067.70
  4. Step 4: Simplify right side
    122,954.10x = 20,668,774,788.86
  5. Step 5: Solve for x
    x = 20,668,774,788.86/122,954.10
  6. Step 6: Final answer
    x = 168,101.55

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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.