Finding the Fourth Proportional to 124,338.84, 186,563.39 and 65,160.44
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Solution
The fourth proportional to 124,338.84, 186,563.39 and 65,160.44 is: 97,769.55
Step by Step Solution
- Step 1: Write the proportion equation
124,338.84 : 186,563.39 = 65,160.44 : x - Step 2: Convert to fraction form
124,338.84/186,563.39 = 65,160.44/x - Step 3: Cross multiply
124,338.84x = 186,563.39 × 65,160.44 - Step 4: Simplify right side
124,338.84x = 12,156,552,580.29 - Step 5: Solve for x
x = 12,156,552,580.29/124,338.84 - Step 6: Final answer
x = 97,769.55
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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.