Finding the Fourth Proportional to 108,414.99, 162,646.72 and 52,302.17
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Solution
The fourth proportional to 108,414.99, 162,646.72 and 52,302.17 is: 78,464.95
Step by Step Solution
- Step 1: Write the proportion equation
108,414.99 : 162,646.72 = 52,302.17 : x - Step 2: Convert to fraction form
108,414.99/162,646.72 = 52,302.17/x - Step 3: Cross multiply
108,414.99x = 162,646.72 × 52,302.17 - Step 4: Simplify right side
108,414.99x = 8,506,776,675.24 - Step 5: Solve for x
x = 8,506,776,675.24/108,414.99 - Step 6: Final answer
x = 78,464.95
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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.