Home / 246,366.12-339,984.53-138,935.37

Finding the Fourth Proportional to 246,366.12, 339,984.53 and 138,935.37

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Solution

The fourth proportional to 246,366.12, 339,984.53 and 138,935.37 is: 191,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,366.12 : 339,984.53 = 138,935.37 : x
  2. Step 2: Convert to fraction form
    246,366.12/339,984.53 = 138,935.37/x
  3. Step 3: Cross multiply
    246,366.12x = 339,984.53 × 138,935.37
  4. Step 4: Simplify right side
    246,366.12x = 47,235,875,775.15
  5. Step 5: Solve for x
    x = 47,235,875,775.15/246,366.12
  6. Step 6: Final answer
    x = 191,730.40

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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.