Home / 246,047.42-339,543.90-138,651.95

Finding the Fourth Proportional to 246,047.42, 339,543.90 and 138,651.95

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Solution

The fourth proportional to 246,047.42, 339,543.90 and 138,651.95 is: 191,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,047.42 : 339,543.90 = 138,651.95 : x
  2. Step 2: Convert to fraction form
    246,047.42/339,543.90 = 138,651.95/x
  3. Step 3: Cross multiply
    246,047.42x = 339,543.90 × 138,651.95
  4. Step 4: Simplify right side
    246,047.42x = 47,078,424,694.46
  5. Step 5: Solve for x
    x = 47,078,424,694.46/246,047.42
  6. Step 6: Final answer
    x = 191,338.82

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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.