Finding the Fourth Proportional to 148,160.19, 204,460.25 and 80,177.06
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Solution
The fourth proportional to 148,160.19, 204,460.25 and 80,177.06 is: 110,643.90
Step by Step Solution
- Step 1: Write the proportion equation
148,160.19 : 204,460.25 = 80,177.06 : x - Step 2: Convert to fraction form
148,160.19/204,460.25 = 80,177.06/x - Step 3: Cross multiply
148,160.19x = 204,460.25 × 80,177.06 - Step 4: Simplify right side
148,160.19x = 16,393,021,143.04 - Step 5: Solve for x
x = 16,393,021,143.04/148,160.19 - Step 6: Final answer
x = 110,643.90
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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.