Finding the Fourth Proportional to 91,965, 137,947.50 and 26,301
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Solution
The fourth proportional to 91,965, 137,947.50 and 26,301 is: 39,451.50
Step by Step Solution
- Step 1: Write the proportion equation
91,965 : 137,947.50 = 26,301 : x - Step 2: Convert to fraction form
91,965/137,947.50 = 26,301/x - Step 3: Cross multiply
91,965x = 137,947.50 × 26,301 - Step 4: Simplify right side
91,965x = 3,628,157,197.50 - Step 5: Solve for x
x = 3,628,157,197.50/91,965 - Step 6: Final answer
x = 39,451.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.