Finding the Fourth Proportional to 132,977.05, 183,483.22 and 79,267.08
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Solution
The fourth proportional to 132,977.05, 183,483.22 and 79,267.08 is: 109,373.60
Step by Step Solution
- Step 1: Write the proportion equation
132,977.05 : 183,483.22 = 79,267.08 : x - Step 2: Convert to fraction form
132,977.05/183,483.22 = 79,267.08/x - Step 3: Cross multiply
132,977.05x = 183,483.22 × 79,267.08 - Step 4: Simplify right side
132,977.05x = 14,544,179,078.40 - Step 5: Solve for x
x = 14,544,179,078.40/132,977.05 - Step 6: Final answer
x = 109,373.60
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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.