Finding the Fourth Proportional to 94,394.36, 130,264.68 and 54,110.54
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Solution
The fourth proportional to 94,394.36, 130,264.68 and 54,110.54 is: 74,672.81
Step by Step Solution
- Step 1: Write the proportion equation
94,394.36 : 130,264.68 = 54,110.54 : x - Step 2: Convert to fraction form
94,394.36/130,264.68 = 54,110.54/x - Step 3: Cross multiply
94,394.36x = 130,264.68 × 54,110.54 - Step 4: Simplify right side
94,394.36x = 7,048,692,177.73 - Step 5: Solve for x
x = 7,048,692,177.73/94,394.36 - Step 6: Final answer
x = 74,672.81
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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.