Home / 351,270.65-526,907.33-85,030.73

Finding the Fourth Proportional to 351,270.65, 526,907.33 and 85,030.73

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Solution

The fourth proportional to 351,270.65, 526,907.33 and 85,030.73 is: 127,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,270.65 : 526,907.33 = 85,030.73 : x
  2. Step 2: Convert to fraction form
    351,270.65/526,907.33 = 85,030.73/x
  3. Step 3: Cross multiply
    351,270.65x = 526,907.33 × 85,030.73
  4. Step 4: Simplify right side
    351,270.65x = 44,803,311,852.56
  5. Step 5: Solve for x
    x = 44,803,311,852.56/351,270.65
  6. Step 6: Final answer
    x = 127,546.42

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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.