Finding the Fourth Proportional to 75,527.76, 113,306.76 and 42,295.08
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Solution
The fourth proportional to 75,527.76, 113,306.76 and 42,295.08 is: 63,451.09
Step by Step Solution
- Step 1: Write the proportion equation
75,527.76 : 113,306.76 = 42,295.08 : x - Step 2: Convert to fraction form
75,527.76/113,306.76 = 42,295.08/x - Step 3: Cross multiply
75,527.76x = 113,306.76 × 42,295.08 - Step 4: Simplify right side
75,527.76x = 4,792,318,478.74 - Step 5: Solve for x
x = 4,792,318,478.74/75,527.76 - Step 6: Final answer
x = 63,451.09
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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.