Finding the Fourth Proportional to 133,230.23, 183,852.00 and 72,799.91
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Solution
The fourth proportional to 133,230.23, 183,852.00 and 72,799.91 is: 100,460.75
Step by Step Solution
- Step 1: Write the proportion equation
133,230.23 : 183,852.00 = 72,799.91 : x - Step 2: Convert to fraction form
133,230.23/183,852.00 = 72,799.91/x - Step 3: Cross multiply
133,230.23x = 183,852.00 × 72,799.91 - Step 4: Simplify right side
133,230.23x = 13,384,408,689.32 - Step 5: Solve for x
x = 13,384,408,689.32/133,230.23 - Step 6: Final answer
x = 100,460.75
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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.