Finding the Fourth Proportional to 268,242.48, 402,363.36 and 68,563.08
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Solution
The fourth proportional to 268,242.48, 402,363.36 and 68,563.08 is: 102,844.53
Step by Step Solution
- Step 1: Write the proportion equation
268,242.48 : 402,363.36 = 68,563.08 : x - Step 2: Convert to fraction form
268,242.48/402,363.36 = 68,563.08/x - Step 3: Cross multiply
268,242.48x = 402,363.36 × 68,563.08 - Step 4: Simplify right side
268,242.48x = 27,587,271,240.75 - Step 5: Solve for x
x = 27,587,271,240.75/268,242.48 - Step 6: Final answer
x = 102,844.53
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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.