Home / 351,148.29-526,406.24-126,350.63

Finding the Fourth Proportional to 351,148.29, 526,406.24 and 126,350.63

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Solution

The fourth proportional to 351,148.29, 526,406.24 and 126,350.63 is: 189,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,148.29 : 526,406.24 = 126,350.63 : x
  2. Step 2: Convert to fraction form
    351,148.29/526,406.24 = 126,350.63/x
  3. Step 3: Cross multiply
    351,148.29x = 526,406.24 × 126,350.63
  4. Step 4: Simplify right side
    351,148.29x = 66,511,756,796.15
  5. Step 5: Solve for x
    x = 66,511,756,796.15/351,148.29
  6. Step 6: Final answer
    x = 189,412.16

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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.