Finding the Fourth Proportional to 133,225.74, 183,849.33 and 72,795.08
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Solution
The fourth proportional to 133,225.74, 183,849.33 and 72,795.08 is: 100,456.02
Step by Step Solution
- Step 1: Write the proportion equation
133,225.74 : 183,849.33 = 72,795.08 : x - Step 2: Convert to fraction form
133,225.74/183,849.33 = 72,795.08/x - Step 3: Cross multiply
133,225.74x = 183,849.33 × 72,795.08 - Step 4: Simplify right side
133,225.74x = 13,383,327,417.90 - Step 5: Solve for x
x = 13,383,327,417.90/133,225.74 - Step 6: Final answer
x = 100,456.02
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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.