Finding the Fourth Proportional to 145,266.80, 202,958.80 and 145,266.80
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Solution
The fourth proportional to 145,266.80, 202,958.80 and 145,266.80 is: 202,958.80
Step by Step Solution
- Step 1: Write the proportion equation
145,266.80 : 202,958.80 = 145,266.80 : x - Step 2: Convert to fraction form
145,266.80/202,958.80 = 145,266.80/x - Step 3: Cross multiply
145,266.80x = 202,958.80 × 145,266.80 - Step 4: Simplify right side
145,266.80x = 29,483,175,407.84 - Step 5: Solve for x
x = 29,483,175,407.84/145,266.80 - Step 6: Final answer
x = 202,958.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.