Finding the Fourth Proportional to 225,555.65, 338,408.99 and 73,759.73
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Solution
The fourth proportional to 225,555.65, 338,408.99 and 73,759.73 is: 110,664.28
Step by Step Solution
- Step 1: Write the proportion equation
225,555.65 : 338,408.99 = 73,759.73 : x - Step 2: Convert to fraction form
225,555.65/338,408.99 = 73,759.73/x - Step 3: Cross multiply
225,555.65x = 338,408.99 × 73,759.73 - Step 4: Simplify right side
225,555.65x = 24,960,953,671.13 - Step 5: Solve for x
x = 24,960,953,671.13/225,555.65 - Step 6: Final answer
x = 110,664.28
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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.