Home / 246,050.49-339,550.86-138,622.21

Finding the Fourth Proportional to 246,050.49, 339,550.86 and 138,622.21

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Solution

The fourth proportional to 246,050.49, 339,550.86 and 138,622.21 is: 191,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,050.49 : 339,550.86 = 138,622.21 : x
  2. Step 2: Convert to fraction form
    246,050.49/339,550.86 = 138,622.21/x
  3. Step 3: Cross multiply
    246,050.49x = 339,550.86 × 138,622.21
  4. Step 4: Simplify right side
    246,050.49x = 47,069,290,620.60
  5. Step 5: Solve for x
    x = 47,069,290,620.60/246,050.49
  6. Step 6: Final answer
    x = 191,299.32

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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.