Finding the Fourth Proportional to 239,601.18, 359,363.66 and 79,663.82
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Solution
The fourth proportional to 239,601.18, 359,363.66 and 79,663.82 is: 119,483.06
Step by Step Solution
- Step 1: Write the proportion equation
239,601.18 : 359,363.66 = 79,663.82 : x - Step 2: Convert to fraction form
239,601.18/359,363.66 = 79,663.82/x - Step 3: Cross multiply
239,601.18x = 359,363.66 × 79,663.82 - Step 4: Simplify right side
239,601.18x = 28,628,281,924.78 - Step 5: Solve for x
x = 28,628,281,924.78/239,601.18 - Step 6: Final answer
x = 119,483.06
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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.