Home / 251,106.35-376,339.20-117,692.66

Finding the Fourth Proportional to 251,106.35, 376,339.20 and 117,692.66

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Solution

The fourth proportional to 251,106.35, 376,339.20 and 117,692.66 is: 176,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,106.35 : 376,339.20 = 117,692.66 : x
  2. Step 2: Convert to fraction form
    251,106.35/376,339.20 = 117,692.66/x
  3. Step 3: Cross multiply
    251,106.35x = 376,339.20 × 117,692.66
  4. Step 4: Simplify right side
    251,106.35x = 44,292,359,628.58
  5. Step 5: Solve for x
    x = 44,292,359,628.58/251,106.35
  6. Step 6: Final answer
    x = 176,388.85

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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.