Finding the Fourth Proportional to 84,330.44, 116,376.12 and 46,604.70
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Solution
The fourth proportional to 84,330.44, 116,376.12 and 46,604.70 is: 64,314.55
Step by Step Solution
- Step 1: Write the proportion equation
84,330.44 : 116,376.12 = 46,604.70 : x - Step 2: Convert to fraction form
84,330.44/116,376.12 = 46,604.70/x - Step 3: Cross multiply
84,330.44x = 116,376.12 × 46,604.70 - Step 4: Simplify right side
84,330.44x = 5,423,674,159.76 - Step 5: Solve for x
x = 5,423,674,159.76/84,330.44 - Step 6: Final answer
x = 64,314.55
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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.