Home / 183,514.12-275,132.63-120,350.15

Finding the Fourth Proportional to 183,514.12, 275,132.63 and 120,350.15

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Solution

The fourth proportional to 183,514.12, 275,132.63 and 120,350.15 is: 180,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,514.12 : 275,132.63 = 120,350.15 : x
  2. Step 2: Convert to fraction form
    183,514.12/275,132.63 = 120,350.15/x
  3. Step 3: Cross multiply
    183,514.12x = 275,132.63 × 120,350.15
  4. Step 4: Simplify right side
    183,514.12x = 33,112,253,290.39
  5. Step 5: Solve for x
    x = 33,112,253,290.39/183,514.12
  6. Step 6: Final answer
    x = 180,434.36

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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.