Finding the Fourth Proportional to 84,482.80, 116,574.06 and 46,756.96
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Solution
The fourth proportional to 84,482.80, 116,574.06 and 46,756.96 is: 64,517.85
Step by Step Solution
- Step 1: Write the proportion equation
84,482.80 : 116,574.06 = 46,756.96 : x - Step 2: Convert to fraction form
84,482.80/116,574.06 = 46,756.96/x - Step 3: Cross multiply
84,482.80x = 116,574.06 × 46,756.96 - Step 4: Simplify right side
84,482.80x = 5,450,648,660.46 - Step 5: Solve for x
x = 5,450,648,660.46/84,482.80 - Step 6: Final answer
x = 64,517.85
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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.