Home / 246,211.16-339,766.64-138,779.12

Finding the Fourth Proportional to 246,211.16, 339,766.64 and 138,779.12

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Solution

The fourth proportional to 246,211.16, 339,766.64 and 138,779.12 is: 191,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,211.16 : 339,766.64 = 138,779.12 : x
  2. Step 2: Convert to fraction form
    246,211.16/339,766.64 = 138,779.12/x
  3. Step 3: Cross multiply
    246,211.16x = 339,766.64 × 138,779.12
  4. Step 4: Simplify right side
    246,211.16x = 47,152,515,304.56
  5. Step 5: Solve for x
    x = 47,152,515,304.56/246,211.16
  6. Step 6: Final answer
    x = 191,512.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.