Finding the Fourth Proportional to 84,590.68, 116,730.52 and 46,343.20
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Solution
The fourth proportional to 84,590.68, 116,730.52 and 46,343.20 is: 63,951.09
Step by Step Solution
- Step 1: Write the proportion equation
84,590.68 : 116,730.52 = 46,343.20 : x - Step 2: Convert to fraction form
84,590.68/116,730.52 = 46,343.20/x - Step 3: Cross multiply
84,590.68x = 116,730.52 × 46,343.20 - Step 4: Simplify right side
84,590.68x = 5,409,665,834.46 - Step 5: Solve for x
x = 5,409,665,834.46/84,590.68 - Step 6: Final answer
x = 63,951.09
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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.