Home / 246,154.12-339,693-132,976.86

Finding the Fourth Proportional to 246,154.12, 339,693 and 132,976.86

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Solution

The fourth proportional to 246,154.12, 339,693 and 132,976.86 is: 183,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,154.12 : 339,693 = 132,976.86 : x
  2. Step 2: Convert to fraction form
    246,154.12/339,693 = 132,976.86/x
  3. Step 3: Cross multiply
    246,154.12x = 339,693 × 132,976.86
  4. Step 4: Simplify right side
    246,154.12x = 45,171,308,503.98
  5. Step 5: Solve for x
    x = 45,171,308,503.98/246,154.12
  6. Step 6: Final answer
    x = 183,508.24

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1.5x scale

Why These Related Problems?

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