Finding the Fourth Proportional to 84,722.99, 116,918.62 and 46,482.62
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Solution
The fourth proportional to 84,722.99, 116,918.62 and 46,482.62 is: 64,146.50
Step by Step Solution
- Step 1: Write the proportion equation
84,722.99 : 116,918.62 = 46,482.62 : x - Step 2: Convert to fraction form
84,722.99/116,918.62 = 46,482.62/x - Step 3: Cross multiply
84,722.99x = 116,918.62 × 46,482.62 - Step 4: Simplify right side
84,722.99x = 5,434,683,083.58 - Step 5: Solve for x
x = 5,434,683,083.58/84,722.99 - Step 6: Final answer
x = 64,146.50
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1.5x scale
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.