Finding the Fourth Proportional to 126,288.62, 174,232.62 and 97,225.92
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Solution
The fourth proportional to 126,288.62, 174,232.62 and 97,225.92 is: 134,136.61
Step by Step Solution
- Step 1: Write the proportion equation
126,288.62 : 174,232.62 = 97,225.92 : x - Step 2: Convert to fraction form
126,288.62/174,232.62 = 97,225.92/x - Step 3: Cross multiply
126,288.62x = 174,232.62 × 97,225.92 - Step 4: Simplify right side
126,288.62x = 16,939,926,773.51 - Step 5: Solve for x
x = 16,939,926,773.51/126,288.62 - Step 6: Final answer
x = 134,136.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.