Finding the Fourth Proportional to 148,065.04, 204,329.14 and 80,082.09
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Solution
The fourth proportional to 148,065.04, 204,329.14 and 80,082.09 is: 110,512.95
Step by Step Solution
- Step 1: Write the proportion equation
148,065.04 : 204,329.14 = 80,082.09 : x - Step 2: Convert to fraction form
148,065.04/204,329.14 = 80,082.09/x - Step 3: Cross multiply
148,065.04x = 204,329.14 × 80,082.09 - Step 4: Simplify right side
148,065.04x = 16,363,104,579.10 - Step 5: Solve for x
x = 16,363,104,579.10/148,065.04 - Step 6: Final answer
x = 110,512.95
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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.