Finding the Fourth Proportional to 163,026.05, 224,963.66 and 91,404.23
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Solution
The fourth proportional to 163,026.05, 224,963.66 and 91,404.23 is: 126,130.95
Step by Step Solution
- Step 1: Write the proportion equation
163,026.05 : 224,963.66 = 91,404.23 : x - Step 2: Convert to fraction form
163,026.05/224,963.66 = 91,404.23/x - Step 3: Cross multiply
163,026.05x = 224,963.66 × 91,404.23 - Step 4: Simplify right side
163,026.05x = 20,562,629,223.97 - Step 5: Solve for x
x = 20,562,629,223.97/163,026.05 - Step 6: Final answer
x = 126,130.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.