Home / 246,037.75-339,472.35-138,607.65

Finding the Fourth Proportional to 246,037.75, 339,472.35 and 138,607.65

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Solution

The fourth proportional to 246,037.75, 339,472.35 and 138,607.65 is: 191,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,037.75 : 339,472.35 = 138,607.65 : x
  2. Step 2: Convert to fraction form
    246,037.75/339,472.35 = 138,607.65/x
  3. Step 3: Cross multiply
    246,037.75x = 339,472.35 × 138,607.65
  4. Step 4: Simplify right side
    246,037.75x = 47,053,464,673.48
  5. Step 5: Solve for x
    x = 47,053,464,673.48/246,037.75
  6. Step 6: Final answer
    x = 191,244.90

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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.