Finding the Fourth Proportional to 73,751.84, 110,627.52 and 18,347.84
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Solution
The fourth proportional to 73,751.84, 110,627.52 and 18,347.84 is: 27,521.70
Step by Step Solution
- Step 1: Write the proportion equation
73,751.84 : 110,627.52 = 18,347.84 : x - Step 2: Convert to fraction form
73,751.84/110,627.52 = 18,347.84/x - Step 3: Cross multiply
73,751.84x = 110,627.52 × 18,347.84 - Step 4: Simplify right side
73,751.84x = 2,029,776,036.56 - Step 5: Solve for x
x = 2,029,776,036.56/73,751.84 - Step 6: Final answer
x = 27,521.70
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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.