Finding the Fourth Proportional to 127,887.12, 176,480.36 and 70,526.41
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Solution
The fourth proportional to 127,887.12, 176,480.36 and 70,526.41 is: 97,324.31
Step by Step Solution
- Step 1: Write the proportion equation
127,887.12 : 176,480.36 = 70,526.41 : x - Step 2: Convert to fraction form
127,887.12/176,480.36 = 70,526.41/x - Step 3: Cross multiply
127,887.12x = 176,480.36 × 70,526.41 - Step 4: Simplify right side
127,887.12x = 12,446,526,226.31 - Step 5: Solve for x
x = 12,446,526,226.31/127,887.12 - Step 6: Final answer
x = 97,324.31
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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.