Finding the Fourth Proportional to 94,388.14, 130,258.59 and 53,553.99
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Solution
The fourth proportional to 94,388.14, 130,258.59 and 53,553.99 is: 73,906.18
Step by Step Solution
- Step 1: Write the proportion equation
94,388.14 : 130,258.59 = 53,553.99 : x - Step 2: Convert to fraction form
94,388.14/130,258.59 = 53,553.99/x - Step 3: Cross multiply
94,388.14x = 130,258.59 × 53,553.99 - Step 4: Simplify right side
94,388.14x = 6,975,867,226.27 - Step 5: Solve for x
x = 6,975,867,226.27/94,388.14 - Step 6: Final answer
x = 73,906.18
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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.