Finding the Fourth Proportional to 94,809.18, 130,825.53 and 52,365.18
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Solution
The fourth proportional to 94,809.18, 130,825.53 and 52,365.18 is: 72,257.80
Step by Step Solution
- Step 1: Write the proportion equation
94,809.18 : 130,825.53 = 52,365.18 : x - Step 2: Convert to fraction form
94,809.18/130,825.53 = 52,365.18/x - Step 3: Cross multiply
94,809.18x = 130,825.53 × 52,365.18 - Step 4: Simplify right side
94,809.18x = 6,850,702,427.05 - Step 5: Solve for x
x = 6,850,702,427.05/94,809.18 - Step 6: Final answer
x = 72,257.80
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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.