Home / 122,010.60-168,256.34-95,143.31

Finding the Fourth Proportional to 122,010.60, 168,256.34 and 95,143.31

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Solution

The fourth proportional to 122,010.60, 168,256.34 and 95,143.31 is: 131,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,010.60 : 168,256.34 = 95,143.31 : x
  2. Step 2: Convert to fraction form
    122,010.60/168,256.34 = 95,143.31/x
  3. Step 3: Cross multiply
    122,010.60x = 168,256.34 × 95,143.31
  4. Step 4: Simplify right side
    122,010.60x = 16,008,464,786.84
  5. Step 5: Solve for x
    x = 16,008,464,786.84/122,010.60
  6. Step 6: Final answer
    x = 131,205.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.