Finding the Fourth Proportional to 79,795.84, 119,697.40 and 29,862.98
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Solution
The fourth proportional to 79,795.84, 119,697.40 and 29,862.98 is: 44,795.83
Step by Step Solution
- Step 1: Write the proportion equation
79,795.84 : 119,697.40 = 29,862.98 : x - Step 2: Convert to fraction form
79,795.84/119,697.40 = 29,862.98/x - Step 3: Cross multiply
79,795.84x = 119,697.40 × 29,862.98 - Step 4: Simplify right side
79,795.84x = 3,574,521,062.25 - Step 5: Solve for x
x = 3,574,521,062.25/79,795.84 - Step 6: Final answer
x = 44,795.83
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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.