Home / 246,345.83-339,968.87-138,913.56

Finding the Fourth Proportional to 246,345.83, 339,968.87 and 138,913.56

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Solution

The fourth proportional to 246,345.83, 339,968.87 and 138,913.56 is: 191,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,345.83 : 339,968.87 = 138,913.56 : x
  2. Step 2: Convert to fraction form
    246,345.83/339,968.87 = 138,913.56/x
  3. Step 3: Cross multiply
    246,345.83x = 339,968.87 × 138,913.56
  4. Step 4: Simplify right side
    246,345.83x = 47,226,286,020.88
  5. Step 5: Solve for x
    x = 47,226,286,020.88/246,345.83
  6. Step 6: Final answer
    x = 191,707.27

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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.