Finding the Fourth Proportional to 119,660.17, 179,511.60 and 39,702.93
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Solution
The fourth proportional to 119,660.17, 179,511.60 and 39,702.93 is: 59,561.48
Step by Step Solution
- Step 1: Write the proportion equation
119,660.17 : 179,511.60 = 39,702.93 : x - Step 2: Convert to fraction form
119,660.17/179,511.60 = 39,702.93/x - Step 3: Cross multiply
119,660.17x = 179,511.60 × 39,702.93 - Step 4: Simplify right side
119,660.17x = 7,127,136,751.13 - Step 5: Solve for x
x = 7,127,136,751.13/119,660.17 - Step 6: Final answer
x = 59,561.48
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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.