Home / 122,960.20-184,613.10-76,304.20

Finding the Fourth Proportional to 122,960.20, 184,613.10 and 76,304.20

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Solution

The fourth proportional to 122,960.20, 184,613.10 and 76,304.20 is: 114,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,960.20 : 184,613.10 = 76,304.20 : x
  2. Step 2: Convert to fraction form
    122,960.20/184,613.10 = 76,304.20/x
  3. Step 3: Cross multiply
    122,960.20x = 184,613.10 × 76,304.20
  4. Step 4: Simplify right side
    122,960.20x = 14,086,754,905.02
  5. Step 5: Solve for x
    x = 14,086,754,905.02/122,960.20
  6. Step 6: Final answer
    x = 114,563.53

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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.