Home / 351,165.07-526,907.53-148,816.54

Finding the Fourth Proportional to 351,165.07, 526,907.53 and 148,816.54

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Solution

The fourth proportional to 351,165.07, 526,907.53 and 148,816.54 is: 223,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,165.07 : 526,907.53 = 148,816.54 : x
  2. Step 2: Convert to fraction form
    351,165.07/526,907.53 = 148,816.54/x
  3. Step 3: Cross multiply
    351,165.07x = 526,907.53 × 148,816.54
  4. Step 4: Simplify right side
    351,165.07x = 78,412,556,359.20
  5. Step 5: Solve for x
    x = 78,412,556,359.20/351,165.07
  6. Step 6: Final answer
    x = 223,292.58

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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.