Finding the Fourth Proportional to 152,899.14, 229,257.87 and 58,136.26
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Solution
The fourth proportional to 152,899.14, 229,257.87 and 58,136.26 is: 87,169.84
Step by Step Solution
- Step 1: Write the proportion equation
152,899.14 : 229,257.87 = 58,136.26 : x - Step 2: Convert to fraction form
152,899.14/229,257.87 = 58,136.26/x - Step 3: Cross multiply
152,899.14x = 229,257.87 × 58,136.26 - Step 4: Simplify right side
152,899.14x = 13,328,193,700.40 - Step 5: Solve for x
x = 13,328,193,700.40/152,899.14 - Step 6: Final answer
x = 87,169.84
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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.