Finding the Fourth Proportional to 88,746.28, 122,480.58 and 50,515.09
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Solution
The fourth proportional to 88,746.28, 122,480.58 and 50,515.09 is: 69,716.92
Step by Step Solution
- Step 1: Write the proportion equation
88,746.28 : 122,480.58 = 50,515.09 : x - Step 2: Convert to fraction form
88,746.28/122,480.58 = 50,515.09/x - Step 3: Cross multiply
88,746.28x = 122,480.58 × 50,515.09 - Step 4: Simplify right side
88,746.28x = 6,187,117,952.06 - Step 5: Solve for x
x = 6,187,117,952.06/88,746.28 - Step 6: Final answer
x = 69,716.92
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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.