Finding the Fourth Proportional to 127,671.11, 176,182.94 and 70,309.99
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Solution
The fourth proportional to 127,671.11, 176,182.94 and 70,309.99 is: 97,026.02
Step by Step Solution
- Step 1: Write the proportion equation
127,671.11 : 176,182.94 = 70,309.99 : x - Step 2: Convert to fraction form
127,671.11/176,182.94 = 70,309.99/x - Step 3: Cross multiply
127,671.11x = 176,182.94 × 70,309.99 - Step 4: Simplify right side
127,671.11x = 12,387,419,517.11 - Step 5: Solve for x
x = 12,387,419,517.11/127,671.11 - Step 6: Final answer
x = 97,026.02
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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.