Finding the Fourth Proportional to 124,888.24, 187,381.62 and 54,718.34
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Solution
The fourth proportional to 124,888.24, 187,381.62 and 54,718.34 is: 82,099.09
Step by Step Solution
- Step 1: Write the proportion equation
124,888.24 : 187,381.62 = 54,718.34 : x - Step 2: Convert to fraction form
124,888.24/187,381.62 = 54,718.34/x - Step 3: Cross multiply
124,888.24x = 187,381.62 × 54,718.34 - Step 4: Simplify right side
124,888.24x = 10,253,211,192.91 - Step 5: Solve for x
x = 10,253,211,192.91/124,888.24 - Step 6: Final answer
x = 82,099.09
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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.