Finding the Fourth Proportional to 169,713.53, 234,178.66 and 98,079.73
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Solution
The fourth proportional to 169,713.53, 234,178.66 and 98,079.73 is: 135,334.99
Step by Step Solution
- Step 1: Write the proportion equation
169,713.53 : 234,178.66 = 98,079.73 : x - Step 2: Convert to fraction form
169,713.53/234,178.66 = 98,079.73/x - Step 3: Cross multiply
169,713.53x = 234,178.66 × 98,079.73 - Step 4: Simplify right side
169,713.53x = 22,968,179,281.71 - Step 5: Solve for x
x = 22,968,179,281.71/169,713.53 - Step 6: Final answer
x = 135,334.99
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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.