Finding the Fourth Proportional to 146,365.75, 201,984.78 and 79,297.75
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Solution
The fourth proportional to 146,365.75, 201,984.78 and 79,297.75 is: 109,430.92
Step by Step Solution
- Step 1: Write the proportion equation
146,365.75 : 201,984.78 = 79,297.75 : x - Step 2: Convert to fraction form
146,365.75/201,984.78 = 79,297.75/x - Step 3: Cross multiply
146,365.75x = 201,984.78 × 79,297.75 - Step 4: Simplify right side
146,365.75x = 16,016,938,588.25 - Step 5: Solve for x
x = 16,016,938,588.25/146,365.75 - Step 6: Final answer
x = 109,430.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.