Home / 148,174.58-204,479.34-80,190.07

Finding the Fourth Proportional to 148,174.58, 204,479.34 and 80,190.07

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Solution

The fourth proportional to 148,174.58, 204,479.34 and 80,190.07 is: 110,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,174.58 : 204,479.34 = 80,190.07 : x
  2. Step 2: Convert to fraction form
    148,174.58/204,479.34 = 80,190.07/x
  3. Step 3: Cross multiply
    148,174.58x = 204,479.34 × 80,190.07
  4. Step 4: Simplify right side
    148,174.58x = 16,397,212,588.15
  5. Step 5: Solve for x
    x = 16,397,212,588.15/148,174.58
  6. Step 6: Final answer
    x = 110,661.44

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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.