Home / 246,405.70-369,654.12-77,968.42

Finding the Fourth Proportional to 246,405.70, 369,654.12 and 77,968.42

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Solution

The fourth proportional to 246,405.70, 369,654.12 and 77,968.42 is: 116,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,405.70 : 369,654.12 = 77,968.42 : x
  2. Step 2: Convert to fraction form
    246,405.70/369,654.12 = 77,968.42/x
  3. Step 3: Cross multiply
    246,405.70x = 369,654.12 × 77,968.42
  4. Step 4: Simplify right side
    246,405.70x = 28,821,347,682.89
  5. Step 5: Solve for x
    x = 28,821,347,682.89/246,405.70
  6. Step 6: Final answer
    x = 116,967.05

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1.5x scale

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.