Finding the Fourth Proportional to 92,664.47, 127,877.19 and 50,222.99
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Solution
The fourth proportional to 92,664.47, 127,877.19 and 50,222.99 is: 69,307.85
Step by Step Solution
- Step 1: Write the proportion equation
92,664.47 : 127,877.19 = 50,222.99 : x - Step 2: Convert to fraction form
92,664.47/127,877.19 = 50,222.99/x - Step 3: Cross multiply
92,664.47x = 127,877.19 × 50,222.99 - Step 4: Simplify right side
92,664.47x = 6,422,374,834.60 - Step 5: Solve for x
x = 6,422,374,834.60/92,664.47 - Step 6: Final answer
x = 69,307.85
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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.