Finding the Fourth Proportional to 110,593.69, 165,848.34 and 39,503.09
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Solution
The fourth proportional to 110,593.69, 165,848.34 and 39,503.09 is: 59,239.57
Step by Step Solution
- Step 1: Write the proportion equation
110,593.69 : 165,848.34 = 39,503.09 : x - Step 2: Convert to fraction form
110,593.69/165,848.34 = 39,503.09/x - Step 3: Cross multiply
110,593.69x = 165,848.34 × 39,503.09 - Step 4: Simplify right side
110,593.69x = 6,551,522,464.13 - Step 5: Solve for x
x = 6,551,522,464.13/110,593.69 - Step 6: Final answer
x = 59,239.57
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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.