Finding the Fourth Proportional to 239,595.49, 359,355.14 and 79,658.13
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Solution
The fourth proportional to 239,595.49, 359,355.14 and 79,658.13 is: 119,474.53
Step by Step Solution
- Step 1: Write the proportion equation
239,595.49 : 359,355.14 = 79,658.13 : x - Step 2: Convert to fraction form
239,595.49/359,355.14 = 79,658.13/x - Step 3: Cross multiply
239,595.49x = 359,355.14 × 79,658.13 - Step 4: Simplify right side
239,595.49x = 28,625,558,458.29 - Step 5: Solve for x
x = 28,625,558,458.29/239,595.49 - Step 6: Final answer
x = 119,474.53
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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.