Home / 351,079.14-526,648.72-123,354.96

Finding the Fourth Proportional to 351,079.14, 526,648.72 and 123,354.96

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Solution

The fourth proportional to 351,079.14, 526,648.72 and 123,354.96 is: 185,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,079.14 : 526,648.72 = 123,354.96 : x
  2. Step 2: Convert to fraction form
    351,079.14/526,648.72 = 123,354.96/x
  3. Step 3: Cross multiply
    351,079.14x = 526,648.72 × 123,354.96
  4. Step 4: Simplify right side
    351,079.14x = 64,964,731,789.65
  5. Step 5: Solve for x
    x = 64,964,731,789.65/351,079.14
  6. Step 6: Final answer
    x = 185,042.98

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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.