Finding the Fourth Proportional to 163,585.30, 229,252.70 and 163,585.30
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Solution
The fourth proportional to 163,585.30, 229,252.70 and 163,585.30 is: 229,252.70
Step by Step Solution
- Step 1: Write the proportion equation
163,585.30 : 229,252.70 = 163,585.30 : x - Step 2: Convert to fraction form
163,585.30/229,252.70 = 163,585.30/x - Step 3: Cross multiply
163,585.30x = 229,252.70 × 163,585.30 - Step 4: Simplify right side
163,585.30x = 37,502,371,705.31 - Step 5: Solve for x
x = 37,502,371,705.31/163,585.30 - Step 6: Final answer
x = 229,252.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.