Home / 246,228.76-339,775.27-138,825.19

Finding the Fourth Proportional to 246,228.76, 339,775.27 and 138,825.19

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Solution

The fourth proportional to 246,228.76, 339,775.27 and 138,825.19 is: 191,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,228.76 : 339,775.27 = 138,825.19 : x
  2. Step 2: Convert to fraction form
    246,228.76/339,775.27 = 138,825.19/x
  3. Step 3: Cross multiply
    246,228.76x = 339,775.27 × 138,825.19
  4. Step 4: Simplify right side
    246,228.76x = 47,169,366,415.05
  5. Step 5: Solve for x
    x = 47,169,366,415.05/246,228.76
  6. Step 6: Final answer
    x = 191,567.25

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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.