Finding the Fourth Proportional to 176,018.66, 243,106.24 and 119,331.62
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Solution
The fourth proportional to 176,018.66, 243,106.24 and 119,331.62 is: 164,813.56
Step by Step Solution
- Step 1: Write the proportion equation
176,018.66 : 243,106.24 = 119,331.62 : x - Step 2: Convert to fraction form
176,018.66/243,106.24 = 119,331.62/x - Step 3: Cross multiply
176,018.66x = 243,106.24 × 119,331.62 - Step 4: Simplify right side
176,018.66x = 29,010,261,451.31 - Step 5: Solve for x
x = 29,010,261,451.31/176,018.66 - Step 6: Final answer
x = 164,813.56
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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.