Home / 246,072.02-339,555.10-138,661.16

Finding the Fourth Proportional to 246,072.02, 339,555.10 and 138,661.16

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Solution

The fourth proportional to 246,072.02, 339,555.10 and 138,661.16 is: 191,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,072.02 : 339,555.10 = 138,661.16 : x
  2. Step 2: Convert to fraction form
    246,072.02/339,555.10 = 138,661.16/x
  3. Step 3: Cross multiply
    246,072.02x = 339,555.10 × 138,661.16
  4. Step 4: Simplify right side
    246,072.02x = 47,083,104,049.92
  5. Step 5: Solve for x
    x = 47,083,104,049.92/246,072.02
  6. Step 6: Final answer
    x = 191,338.71

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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.