Finding the Fourth Proportional to 124,117.92, 171,279.36 and 67,528.08
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Solution
The fourth proportional to 124,117.92, 171,279.36 and 67,528.08 is: 93,186.92
Step by Step Solution
- Step 1: Write the proportion equation
124,117.92 : 171,279.36 = 67,528.08 : x - Step 2: Convert to fraction form
124,117.92/171,279.36 = 67,528.08/x - Step 3: Cross multiply
124,117.92x = 171,279.36 × 67,528.08 - Step 4: Simplify right side
124,117.92x = 11,566,166,324.43 - Step 5: Solve for x
x = 11,566,166,324.43/124,117.92 - Step 6: Final answer
x = 93,186.92
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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.