Finding the Fourth Proportional to 163,601.24, 245,533.10 and 84,738.02
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Solution
The fourth proportional to 163,601.24, 245,533.10 and 84,738.02 is: 127,175.01
Step by Step Solution
- Step 1: Write the proportion equation
163,601.24 : 245,533.10 = 84,738.02 : x - Step 2: Convert to fraction form
163,601.24/245,533.10 = 84,738.02/x - Step 3: Cross multiply
163,601.24x = 245,533.10 × 84,738.02 - Step 4: Simplify right side
163,601.24x = 20,805,988,738.46 - Step 5: Solve for x
x = 20,805,988,738.46/163,601.24 - Step 6: Final answer
x = 127,175.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.