Finding the Fourth Proportional to 109,602.09, 164,403.30 and 26,496.09
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Solution
The fourth proportional to 109,602.09, 164,403.30 and 26,496.09 is: 39,744.17
Step by Step Solution
- Step 1: Write the proportion equation
109,602.09 : 164,403.30 = 26,496.09 : x - Step 2: Convert to fraction form
109,602.09/164,403.30 = 26,496.09/x - Step 3: Cross multiply
109,602.09x = 164,403.30 × 26,496.09 - Step 4: Simplify right side
109,602.09x = 4,356,044,633.10 - Step 5: Solve for x
x = 4,356,044,633.10/109,602.09 - Step 6: Final answer
x = 39,744.17
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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.