Finding the Fourth Proportional to 93,771.06, 129,403.82 and 50,750.64
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Solution
The fourth proportional to 93,771.06, 129,403.82 and 50,750.64 is: 70,035.75
Step by Step Solution
- Step 1: Write the proportion equation
93,771.06 : 129,403.82 = 50,750.64 : x - Step 2: Convert to fraction form
93,771.06/129,403.82 = 50,750.64/x - Step 3: Cross multiply
93,771.06x = 129,403.82 × 50,750.64 - Step 4: Simplify right side
93,771.06x = 6,567,326,683.44 - Step 5: Solve for x
x = 6,567,326,683.44/93,771.06 - Step 6: Final answer
x = 70,035.75
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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.