Finding the Fourth Proportional to 103,080.24, 154,686.06 and 102,236.52
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Solution
The fourth proportional to 103,080.24, 154,686.06 and 102,236.52 is: 153,419.94
Step by Step Solution
- Step 1: Write the proportion equation
103,080.24 : 154,686.06 = 102,236.52 : x - Step 2: Convert to fraction form
103,080.24/154,686.06 = 102,236.52/x - Step 3: Cross multiply
103,080.24x = 154,686.06 × 102,236.52 - Step 4: Simplify right side
103,080.24x = 15,814,564,466.91 - Step 5: Solve for x
x = 15,814,564,466.91/103,080.24 - Step 6: Final answer
x = 153,419.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.