Home / 336,618.46-504,780.09-126,109.18

Finding the Fourth Proportional to 336,618.46, 504,780.09 and 126,109.18

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Solution

The fourth proportional to 336,618.46, 504,780.09 and 126,109.18 is: 189,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,618.46 : 504,780.09 = 126,109.18 : x
  2. Step 2: Convert to fraction form
    336,618.46/504,780.09 = 126,109.18/x
  3. Step 3: Cross multiply
    336,618.46x = 504,780.09 × 126,109.18
  4. Step 4: Simplify right side
    336,618.46x = 63,657,403,230.23
  5. Step 5: Solve for x
    x = 63,657,403,230.23/336,618.46
  6. Step 6: Final answer
    x = 189,108.47

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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.