Finding the Fourth Proportional to 98,144.48, 147,213.58 and 41,248.53
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Solution
The fourth proportional to 98,144.48, 147,213.58 and 41,248.53 is: 61,871.47
Step by Step Solution
- Step 1: Write the proportion equation
98,144.48 : 147,213.58 = 41,248.53 : x - Step 2: Convert to fraction form
98,144.48/147,213.58 = 41,248.53/x - Step 3: Cross multiply
98,144.48x = 147,213.58 × 41,248.53 - Step 4: Simplify right side
98,144.48x = 6,072,343,454.56 - Step 5: Solve for x
x = 6,072,343,454.56/98,144.48 - Step 6: Final answer
x = 61,871.47
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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.