Home / 251,294.70-376,988.75-82,826.85

Finding the Fourth Proportional to 251,294.70, 376,988.75 and 82,826.85

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Solution

The fourth proportional to 251,294.70, 376,988.75 and 82,826.85 is: 124,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,294.70 : 376,988.75 = 82,826.85 : x
  2. Step 2: Convert to fraction form
    251,294.70/376,988.75 = 82,826.85/x
  3. Step 3: Cross multiply
    251,294.70x = 376,988.75 × 82,826.85
  4. Step 4: Simplify right side
    251,294.70x = 31,224,791,958.11
  5. Step 5: Solve for x
    x = 31,224,791,958.11/251,294.70
  6. Step 6: Final answer
    x = 124,255.67

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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.