Finding the Fourth Proportional to 93,735.40, 140,603.10 and 27,177.70
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Solution
The fourth proportional to 93,735.40, 140,603.10 and 27,177.70 is: 40,766.55
Step by Step Solution
- Step 1: Write the proportion equation
93,735.40 : 140,603.10 = 27,177.70 : x - Step 2: Convert to fraction form
93,735.40/140,603.10 = 27,177.70/x - Step 3: Cross multiply
93,735.40x = 140,603.10 × 27,177.70 - Step 4: Simplify right side
93,735.40x = 3,821,268,870.87 - Step 5: Solve for x
x = 3,821,268,870.87/93,735.40 - Step 6: Final answer
x = 40,766.55
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Similar ratio
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1.5x scale
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.