Finding the Fourth Proportional to 101,051.84, 151,531.68 and 48,486.08
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Solution
The fourth proportional to 101,051.84, 151,531.68 and 48,486.08 is: 72,707.01
Step by Step Solution
- Step 1: Write the proportion equation
101,051.84 : 151,531.68 = 48,486.08 : x - Step 2: Convert to fraction form
101,051.84/151,531.68 = 48,486.08/x - Step 3: Cross multiply
101,051.84x = 151,531.68 × 48,486.08 - Step 4: Simplify right side
101,051.84x = 7,347,177,159.01 - Step 5: Solve for x
x = 7,347,177,159.01/101,051.84 - Step 6: Final answer
x = 72,707.01
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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.