Home / 252,131.40-377,678.70-173,334.60

Finding the Fourth Proportional to 252,131.40, 377,678.70 and 173,334.60

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Solution

The fourth proportional to 252,131.40, 377,678.70 and 173,334.60 is: 259,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,131.40 : 377,678.70 = 173,334.60 : x
  2. Step 2: Convert to fraction form
    252,131.40/377,678.70 = 173,334.60/x
  3. Step 3: Cross multiply
    252,131.40x = 377,678.70 × 173,334.60
  4. Step 4: Simplify right side
    252,131.40x = 65,464,786,393.02
  5. Step 5: Solve for x
    x = 65,464,786,393.02/252,131.40
  6. Step 6: Final answer
    x = 259,645.51

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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.