Finding the Fourth Proportional to 167,377.11, 251,108.16 and 77,484.63
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Solution
The fourth proportional to 167,377.11, 251,108.16 and 77,484.63 is: 116,246.62
Step by Step Solution
- Step 1: Write the proportion equation
167,377.11 : 251,108.16 = 77,484.63 : x - Step 2: Convert to fraction form
167,377.11/251,108.16 = 77,484.63/x - Step 3: Cross multiply
167,377.11x = 251,108.16 × 77,484.63 - Step 4: Simplify right side
167,377.11x = 19,457,022,867.58 - Step 5: Solve for x
x = 19,457,022,867.58/167,377.11 - Step 6: Final answer
x = 116,246.62
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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.