Home / 122,954.20-184,604.10-76,298.20

Finding the Fourth Proportional to 122,954.20, 184,604.10 and 76,298.20

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Solution

The fourth proportional to 122,954.20, 184,604.10 and 76,298.20 is: 114,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,954.20 : 184,604.10 = 76,298.20 : x
  2. Step 2: Convert to fraction form
    122,954.20/184,604.10 = 76,298.20/x
  3. Step 3: Cross multiply
    122,954.20x = 184,604.10 × 76,298.20
  4. Step 4: Simplify right side
    122,954.20x = 14,084,960,542.62
  5. Step 5: Solve for x
    x = 14,084,960,542.62/122,954.20
  6. Step 6: Final answer
    x = 114,554.53

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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.