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Finding the Fourth Proportional to 250,187.97, 375,320.84 and 84,014.85

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Solution

The fourth proportional to 250,187.97, 375,320.84 and 84,014.85 is: 126,035.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,187.97 : 375,320.84 = 84,014.85 : x
  2. Step 2: Convert to fraction form
    250,187.97/375,320.84 = 84,014.85/x
  3. Step 3: Cross multiply
    250,187.97x = 375,320.84 × 84,014.85
  4. Step 4: Simplify right side
    250,187.97x = 31,532,524,074.47
  5. Step 5: Solve for x
    x = 31,532,524,074.47/250,187.97
  6. Step 6: Final answer
    x = 126,035.33

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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.