Home / 246,023.61-339,513.78-138,595.34

Finding the Fourth Proportional to 246,023.61, 339,513.78 and 138,595.34

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Solution

The fourth proportional to 246,023.61, 339,513.78 and 138,595.34 is: 191,262.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,023.61 : 339,513.78 = 138,595.34 : x
  2. Step 2: Convert to fraction form
    246,023.61/339,513.78 = 138,595.34/x
  3. Step 3: Cross multiply
    246,023.61x = 339,513.78 × 138,595.34
  4. Step 4: Simplify right side
    246,023.61x = 47,055,026,076.22
  5. Step 5: Solve for x
    x = 47,055,026,076.22/246,023.61
  6. Step 6: Final answer
    x = 191,262.24

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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.