Home / 351,445.23-526,845.06-126,752.85

Finding the Fourth Proportional to 351,445.23, 526,845.06 and 126,752.85

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Solution

The fourth proportional to 351,445.23, 526,845.06 and 126,752.85 is: 190,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,445.23 : 526,845.06 = 126,752.85 : x
  2. Step 2: Convert to fraction form
    351,445.23/526,845.06 = 126,752.85/x
  3. Step 3: Cross multiply
    351,445.23x = 526,845.06 × 126,752.85
  4. Step 4: Simplify right side
    351,445.23x = 66,779,112,863.42
  5. Step 5: Solve for x
    x = 66,779,112,863.42/351,445.23
  6. Step 6: Final answer
    x = 190,012.86

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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.