Finding the Fourth Proportional to 133,102.23, 183,614.79 and 79,349.37
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Solution
The fourth proportional to 133,102.23, 183,614.79 and 79,349.37 is: 109,462.61
Step by Step Solution
- Step 1: Write the proportion equation
133,102.23 : 183,614.79 = 79,349.37 : x - Step 2: Convert to fraction form
133,102.23/183,614.79 = 79,349.37/x - Step 3: Cross multiply
133,102.23x = 183,614.79 × 79,349.37 - Step 4: Simplify right side
133,102.23x = 14,569,717,909.18 - Step 5: Solve for x
x = 14,569,717,909.18/133,102.23 - Step 6: Final answer
x = 109,462.61
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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.