Finding the Fourth Proportional to 75,962.07, 104,822.27 and 41,970.18
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Solution
The fourth proportional to 75,962.07, 104,822.27 and 41,970.18 is: 57,915.88
Step by Step Solution
- Step 1: Write the proportion equation
75,962.07 : 104,822.27 = 41,970.18 : x - Step 2: Convert to fraction form
75,962.07/104,822.27 = 41,970.18/x - Step 3: Cross multiply
75,962.07x = 104,822.27 × 41,970.18 - Step 4: Simplify right side
75,962.07x = 4,399,409,880.53 - Step 5: Solve for x
x = 4,399,409,880.53/75,962.07 - Step 6: Final answer
x = 57,915.88
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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.