Finding the Fourth Proportional to 77,528.60, 116,219.08 and 24,901.19
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Solution
The fourth proportional to 77,528.60, 116,219.08 and 24,901.19 is: 37,328.07
Step by Step Solution
- Step 1: Write the proportion equation
77,528.60 : 116,219.08 = 24,901.19 : x - Step 2: Convert to fraction form
77,528.60/116,219.08 = 24,901.19/x - Step 3: Cross multiply
77,528.60x = 116,219.08 × 24,901.19 - Step 4: Simplify right side
77,528.60x = 2,893,992,687.10 - Step 5: Solve for x
x = 2,893,992,687.10/77,528.60 - Step 6: Final answer
x = 37,328.07
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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.