Home / 339,089.32-508,618.04-125,899.66

Finding the Fourth Proportional to 339,089.32, 508,618.04 and 125,899.66

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Solution

The fourth proportional to 339,089.32, 508,618.04 and 125,899.66 is: 188,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,089.32 : 508,618.04 = 125,899.66 : x
  2. Step 2: Convert to fraction form
    339,089.32/508,618.04 = 125,899.66/x
  3. Step 3: Cross multiply
    339,089.32x = 508,618.04 × 125,899.66
  4. Step 4: Simplify right side
    339,089.32x = 64,034,838,305.87
  5. Step 5: Solve for x
    x = 64,034,838,305.87/339,089.32
  6. Step 6: Final answer
    x = 188,843.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.