Finding the Fourth Proportional to 91,055.04, 125,649.54 and 50,767.08
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Solution
The fourth proportional to 91,055.04, 125,649.54 and 50,767.08 is: 70,054.99
Step by Step Solution
- Step 1: Write the proportion equation
91,055.04 : 125,649.54 = 50,767.08 : x - Step 2: Convert to fraction form
91,055.04/125,649.54 = 50,767.08/x - Step 3: Cross multiply
91,055.04x = 125,649.54 × 50,767.08 - Step 4: Simplify right side
91,055.04x = 6,378,860,249.14 - Step 5: Solve for x
x = 6,378,860,249.14/91,055.04 - Step 6: Final answer
x = 70,054.99
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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.