Finding the Fourth Proportional to 124,894.45, 187,403.18 and 58,324.91
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Solution
The fourth proportional to 124,894.45, 187,403.18 and 58,324.91 is: 87,516.09
Step by Step Solution
- Step 1: Write the proportion equation
124,894.45 : 187,403.18 = 58,324.91 : x - Step 2: Convert to fraction form
124,894.45/187,403.18 = 58,324.91/x - Step 3: Cross multiply
124,894.45x = 187,403.18 × 58,324.91 - Step 4: Simplify right side
124,894.45x = 10,930,273,784.10 - Step 5: Solve for x
x = 10,930,273,784.10/124,894.45 - Step 6: Final answer
x = 87,516.09
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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.