Home / 351,078.12-526,912.04-151,549.20

Finding the Fourth Proportional to 351,078.12, 526,912.04 and 151,549.20

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Solution

The fourth proportional to 351,078.12, 526,912.04 and 151,549.20 is: 227,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,078.12 : 526,912.04 = 151,549.20 : x
  2. Step 2: Convert to fraction form
    351,078.12/526,912.04 = 151,549.20/x
  3. Step 3: Cross multiply
    351,078.12x = 526,912.04 × 151,549.20
  4. Step 4: Simplify right side
    351,078.12x = 79,853,098,132.37
  5. Step 5: Solve for x
    x = 79,853,098,132.37/351,078.12
  6. Step 6: Final answer
    x = 227,451.08

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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.