Home / 251,608.20-377,101.26-126,881.16

Finding the Fourth Proportional to 251,608.20, 377,101.26 and 126,881.16

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Solution

The fourth proportional to 251,608.20, 377,101.26 and 126,881.16 is: 190,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,608.20 : 377,101.26 = 126,881.16 : x
  2. Step 2: Convert to fraction form
    251,608.20/377,101.26 = 126,881.16/x
  3. Step 3: Cross multiply
    251,608.20x = 377,101.26 × 126,881.16
  4. Step 4: Simplify right side
    251,608.20x = 47,847,045,306.26
  5. Step 5: Solve for x
    x = 47,847,045,306.26/251,608.20
  6. Step 6: Final answer
    x = 190,164.89

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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.