Finding the Fourth Proportional to 163,360.04, 225,461.28 and 99,734.84
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Solution
The fourth proportional to 163,360.04, 225,461.28 and 99,734.84 is: 137,648.99
Step by Step Solution
- Step 1: Write the proportion equation
163,360.04 : 225,461.28 = 99,734.84 : x - Step 2: Convert to fraction form
163,360.04/225,461.28 = 99,734.84/x - Step 3: Cross multiply
163,360.04x = 225,461.28 × 99,734.84 - Step 4: Simplify right side
163,360.04x = 22,486,344,687.00 - Step 5: Solve for x
x = 22,486,344,687.00/163,360.04 - Step 6: Final answer
x = 137,648.99
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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.