Finding the Fourth Proportional to 176,440.14, 243,406.62 and 133,341.66
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Solution
The fourth proportional to 176,440.14, 243,406.62 and 133,341.66 is: 183,950.45
Step by Step Solution
- Step 1: Write the proportion equation
176,440.14 : 243,406.62 = 133,341.66 : x - Step 2: Convert to fraction form
176,440.14/243,406.62 = 133,341.66/x - Step 3: Cross multiply
176,440.14x = 243,406.62 × 133,341.66 - Step 4: Simplify right side
176,440.14x = 32,456,242,765.79 - Step 5: Solve for x
x = 32,456,242,765.79/176,440.14 - Step 6: Final answer
x = 183,950.45
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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.