Finding the Fourth Proportional to 187,456.84, 258,696.84 and 102,573.88
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Solution
The fourth proportional to 187,456.84, 258,696.84 and 102,573.88 is: 141,555.46
Step by Step Solution
- Step 1: Write the proportion equation
187,456.84 : 258,696.84 = 102,573.88 : x - Step 2: Convert to fraction form
187,456.84/258,696.84 = 102,573.88/x - Step 3: Cross multiply
187,456.84x = 258,696.84 × 102,573.88 - Step 4: Simplify right side
187,456.84x = 26,535,538,622.54 - Step 5: Solve for x
x = 26,535,538,622.54/187,456.84 - Step 6: Final answer
x = 141,555.46
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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.