Finding the Fourth Proportional to 73,774.40, 110,634.46 and 26,376.68
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Solution
The fourth proportional to 73,774.40, 110,634.46 and 26,376.68 is: 39,555.32
Step by Step Solution
- Step 1: Write the proportion equation
73,774.40 : 110,634.46 = 26,376.68 : x - Step 2: Convert to fraction form
73,774.40/110,634.46 = 26,376.68/x - Step 3: Cross multiply
73,774.40x = 110,634.46 × 26,376.68 - Step 4: Simplify right side
73,774.40x = 2,918,169,959.04 - Step 5: Solve for x
x = 2,918,169,959.04/73,774.40 - Step 6: Final answer
x = 39,555.32
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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.