Home / 122,558.20-184,010.10-75,902.20

Finding the Fourth Proportional to 122,558.20, 184,010.10 and 75,902.20

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Solution

The fourth proportional to 122,558.20, 184,010.10 and 75,902.20 is: 113,960.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,558.20 : 184,010.10 = 75,902.20 : x
  2. Step 2: Convert to fraction form
    122,558.20/184,010.10 = 75,902.20/x
  3. Step 3: Cross multiply
    122,558.20x = 184,010.10 × 75,902.20
  4. Step 4: Simplify right side
    122,558.20x = 13,966,771,412.22
  5. Step 5: Solve for x
    x = 13,966,771,412.22/122,558.20
  6. Step 6: Final answer
    x = 113,960.32

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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.