Finding the Fourth Proportional to 79,795.81, 119,652.92 and 26,468.53
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Solution
The fourth proportional to 79,795.81, 119,652.92 and 26,468.53 is: 39,689.27
Step by Step Solution
- Step 1: Write the proportion equation
79,795.81 : 119,652.92 = 26,468.53 : x - Step 2: Convert to fraction form
79,795.81/119,652.92 = 26,468.53/x - Step 3: Cross multiply
79,795.81x = 119,652.92 × 26,468.53 - Step 4: Simplify right side
79,795.81x = 3,167,037,069.40 - Step 5: Solve for x
x = 3,167,037,069.40/79,795.81 - Step 6: Final answer
x = 39,689.27
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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.