Finding the Fourth Proportional to 102,948.08, 154,407.49 and 39,797.95
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Solution
The fourth proportional to 102,948.08, 154,407.49 and 39,797.95 is: 59,691.27
Step by Step Solution
- Step 1: Write the proportion equation
102,948.08 : 154,407.49 = 39,797.95 : x - Step 2: Convert to fraction form
102,948.08/154,407.49 = 39,797.95/x - Step 3: Cross multiply
102,948.08x = 154,407.49 × 39,797.95 - Step 4: Simplify right side
102,948.08x = 6,145,101,566.65 - Step 5: Solve for x
x = 6,145,101,566.65/102,948.08 - Step 6: Final answer
x = 59,691.27
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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.