Finding the Fourth Proportional to 146,963.08, 202,808.10 and 79,895.08
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Solution
The fourth proportional to 146,963.08, 202,808.10 and 79,895.08 is: 110,254.69
Step by Step Solution
- Step 1: Write the proportion equation
146,963.08 : 202,808.10 = 79,895.08 : x - Step 2: Convert to fraction form
146,963.08/202,808.10 = 79,895.08/x - Step 3: Cross multiply
146,963.08x = 202,808.10 × 79,895.08 - Step 4: Simplify right side
146,963.08x = 16,203,369,374.15 - Step 5: Solve for x
x = 16,203,369,374.15/146,963.08 - Step 6: Final answer
x = 110,254.69
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1.5x scale
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.