Finding the Fourth Proportional to 79,570.68, 119,331.58 and 26,252.80
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Solution
The fourth proportional to 79,570.68, 119,331.58 and 26,252.80 is: 39,371.14
Step by Step Solution
- Step 1: Write the proportion equation
79,570.68 : 119,331.58 = 26,252.80 : x - Step 2: Convert to fraction form
79,570.68/119,331.58 = 26,252.80/x - Step 3: Cross multiply
79,570.68x = 119,331.58 × 26,252.80 - Step 4: Simplify right side
79,570.68x = 3,132,788,103.42 - Step 5: Solve for x
x = 3,132,788,103.42/79,570.68 - Step 6: Final answer
x = 39,371.14
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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.