Finding the Fourth Proportional to 163,537.92, 225,775.35 and 106,228.80
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Solution
The fourth proportional to 163,537.92, 225,775.35 and 106,228.80 is: 146,656.17
Step by Step Solution
- Step 1: Write the proportion equation
163,537.92 : 225,775.35 = 106,228.80 : x - Step 2: Convert to fraction form
163,537.92/225,775.35 = 106,228.80/x - Step 3: Cross multiply
163,537.92x = 225,775.35 × 106,228.80 - Step 4: Simplify right side
163,537.92x = 23,983,844,500.08 - Step 5: Solve for x
x = 23,983,844,500.08/163,537.92 - Step 6: Final answer
x = 146,656.17
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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.