Finding the Fourth Proportional to 147,544.24, 221,316.24 and 54,057.28
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Solution
The fourth proportional to 147,544.24, 221,316.24 and 54,057.28 is: 81,085.88
Step by Step Solution
- Step 1: Write the proportion equation
147,544.24 : 221,316.24 = 54,057.28 : x - Step 2: Convert to fraction form
147,544.24/221,316.24 = 54,057.28/x - Step 3: Cross multiply
147,544.24x = 221,316.24 × 54,057.28 - Step 4: Simplify right side
147,544.24x = 11,963,753,954.23 - Step 5: Solve for x
x = 11,963,753,954.23/147,544.24 - Step 6: Final answer
x = 81,085.88
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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.