Finding the Fourth Proportional to 127,444.32, 175,614.01 and 98,588.75
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Solution
The fourth proportional to 127,444.32, 175,614.01 and 98,588.75 is: 135,851.99
Step by Step Solution
- Step 1: Write the proportion equation
127,444.32 : 175,614.01 = 98,588.75 : x - Step 2: Convert to fraction form
127,444.32/175,614.01 = 98,588.75/x - Step 3: Cross multiply
127,444.32x = 175,614.01 × 98,588.75 - Step 4: Simplify right side
127,444.32x = 17,313,564,603.85 - Step 5: Solve for x
x = 17,313,564,603.85/127,444.32 - Step 6: Final answer
x = 135,851.99
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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.