Finding the Fourth Proportional to 84,927.08, 117,252.42 and 54,727.40
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Solution
The fourth proportional to 84,927.08, 117,252.42 and 54,727.40 is: 75,558.00
Step by Step Solution
- Step 1: Write the proportion equation
84,927.08 : 117,252.42 = 54,727.40 : x - Step 2: Convert to fraction form
84,927.08/117,252.42 = 54,727.40/x - Step 3: Cross multiply
84,927.08x = 117,252.42 × 54,727.40 - Step 4: Simplify right side
84,927.08x = 6,416,920,090.31 - Step 5: Solve for x
x = 6,416,920,090.31/84,927.08 - Step 6: Final answer
x = 75,558.00
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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.