Home / 246,066.58-339,559.32-138,642.96

Finding the Fourth Proportional to 246,066.58, 339,559.32 and 138,642.96

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Solution

The fourth proportional to 246,066.58, 339,559.32 and 138,642.96 is: 191,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,066.58 : 339,559.32 = 138,642.96 : x
  2. Step 2: Convert to fraction form
    246,066.58/339,559.32 = 138,642.96/x
  3. Step 3: Cross multiply
    246,066.58x = 339,559.32 × 138,642.96
  4. Step 4: Simplify right side
    246,066.58x = 47,077,509,220.39
  5. Step 5: Solve for x
    x = 47,077,509,220.39/246,066.58
  6. Step 6: Final answer
    x = 191,320.21

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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.