Home / 246,162.58-339,706.48-138,712.02

Finding the Fourth Proportional to 246,162.58, 339,706.48 and 138,712.02

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Solution

The fourth proportional to 246,162.58, 339,706.48 and 138,712.02 is: 191,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,162.58 : 339,706.48 = 138,712.02 : x
  2. Step 2: Convert to fraction form
    246,162.58/339,706.48 = 138,712.02/x
  3. Step 3: Cross multiply
    246,162.58x = 339,706.48 × 138,712.02
  4. Step 4: Simplify right side
    246,162.58x = 47,121,372,047.89
  5. Step 5: Solve for x
    x = 47,121,372,047.89/246,162.58
  6. Step 6: Final answer
    x = 191,423.78

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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.