Finding the Fourth Proportional to 187,566.08, 258,841.18 and 102,683.14
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Solution
The fourth proportional to 187,566.08, 258,841.18 and 102,683.14 is: 141,702.73
Step by Step Solution
- Step 1: Write the proportion equation
187,566.08 : 258,841.18 = 102,683.14 : x - Step 2: Convert to fraction form
187,566.08/258,841.18 = 102,683.14/x - Step 3: Cross multiply
187,566.08x = 258,841.18 × 102,683.14 - Step 4: Simplify right side
187,566.08x = 26,578,625,123.71 - Step 5: Solve for x
x = 26,578,625,123.71/187,566.08 - Step 6: Final answer
x = 141,702.73
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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.