Finding the Fourth Proportional to 176,930.66, 243,879.73 and 119,552.06
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Solution
The fourth proportional to 176,930.66, 243,879.73 and 119,552.06 is: 164,789.55
Step by Step Solution
- Step 1: Write the proportion equation
176,930.66 : 243,879.73 = 119,552.06 : x - Step 2: Convert to fraction form
176,930.66/243,879.73 = 119,552.06/x - Step 3: Cross multiply
176,930.66x = 243,879.73 × 119,552.06 - Step 4: Simplify right side
176,930.66x = 29,156,324,113.74 - Step 5: Solve for x
x = 29,156,324,113.74/176,930.66 - Step 6: Final answer
x = 164,789.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.