Home / 122,983.35-168,610.02-120,741.33

Finding the Fourth Proportional to 122,983.35, 168,610.02 and 120,741.33

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Solution

The fourth proportional to 122,983.35, 168,610.02 and 120,741.33 is: 165,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,983.35 : 168,610.02 = 120,741.33 : x
  2. Step 2: Convert to fraction form
    122,983.35/168,610.02 = 120,741.33/x
  3. Step 3: Cross multiply
    122,983.35x = 168,610.02 × 120,741.33
  4. Step 4: Simplify right side
    122,983.35x = 20,358,198,066.13
  5. Step 5: Solve for x
    x = 20,358,198,066.13/122,983.35
  6. Step 6: Final answer
    x = 165,536.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.