Finding the Fourth Proportional to 199,330.36, 299,117.63 and 79,444.82
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Solution
The fourth proportional to 199,330.36, 299,117.63 and 79,444.82 is: 119,215.90
Step by Step Solution
- Step 1: Write the proportion equation
199,330.36 : 299,117.63 = 79,444.82 : x - Step 2: Convert to fraction form
199,330.36/299,117.63 = 79,444.82/x - Step 3: Cross multiply
199,330.36x = 299,117.63 × 79,444.82 - Step 4: Simplify right side
199,330.36x = 23,763,347,220.58 - Step 5: Solve for x
x = 23,763,347,220.58/199,330.36 - Step 6: Final answer
x = 119,215.90
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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.