Finding the Fourth Proportional to 176,646.36, 243,764.95 and 96,073.84
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Solution
The fourth proportional to 176,646.36, 243,764.95 and 96,073.84 is: 132,578.08
Step by Step Solution
- Step 1: Write the proportion equation
176,646.36 : 243,764.95 = 96,073.84 : x - Step 2: Convert to fraction form
176,646.36/243,764.95 = 96,073.84/x - Step 3: Cross multiply
176,646.36x = 243,764.95 × 96,073.84 - Step 4: Simplify right side
176,646.36x = 23,419,434,803.91 - Step 5: Solve for x
x = 23,419,434,803.91/176,646.36 - Step 6: Final answer
x = 132,578.08
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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.