Home / 246,341.94-339,955-149,517.78

Finding the Fourth Proportional to 246,341.94, 339,955 and 149,517.78

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Solution

The fourth proportional to 246,341.94, 339,955 and 149,517.78 is: 206,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,341.94 : 339,955 = 149,517.78 : x
  2. Step 2: Convert to fraction form
    246,341.94/339,955 = 149,517.78/x
  3. Step 3: Cross multiply
    246,341.94x = 339,955 × 149,517.78
  4. Step 4: Simplify right side
    246,341.94x = 50,829,316,899.90
  5. Step 5: Solve for x
    x = 50,829,316,899.90/246,341.94
  6. Step 6: Final answer
    x = 206,336.43

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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.