Finding the Fourth Proportional to 146,322.08, 201,925.44 and 79,254.08
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Solution
The fourth proportional to 146,322.08, 201,925.44 and 79,254.08 is: 109,371.16
Step by Step Solution
- Step 1: Write the proportion equation
146,322.08 : 201,925.44 = 79,254.08 : x - Step 2: Convert to fraction form
146,322.08/201,925.44 = 79,254.08/x - Step 3: Cross multiply
146,322.08x = 201,925.44 × 79,254.08 - Step 4: Simplify right side
146,322.08x = 16,003,414,975.80 - Step 5: Solve for x
x = 16,003,414,975.80/146,322.08 - Step 6: Final answer
x = 109,371.16
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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.