Finding the Fourth Proportional to 93,995.83, 129,716.27 and 51,554.26
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Solution
The fourth proportional to 93,995.83, 129,716.27 and 51,554.26 is: 71,145.99
Step by Step Solution
- Step 1: Write the proportion equation
93,995.83 : 129,716.27 = 51,554.26 : x - Step 2: Convert to fraction form
93,995.83/129,716.27 = 51,554.26/x - Step 3: Cross multiply
93,995.83x = 129,716.27 × 51,554.26 - Step 4: Simplify right side
93,995.83x = 6,687,426,309.81 - Step 5: Solve for x
x = 6,687,426,309.81/93,995.83 - Step 6: Final answer
x = 71,145.99
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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.