Finding the Fourth Proportional to 127,059.68, 175,339.68 and 70,469.84
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Solution
The fourth proportional to 127,059.68, 175,339.68 and 70,469.84 is: 97,246.89
Step by Step Solution
- Step 1: Write the proportion equation
127,059.68 : 175,339.68 = 70,469.84 : x - Step 2: Convert to fraction form
127,059.68/175,339.68 = 70,469.84/x - Step 3: Cross multiply
127,059.68x = 175,339.68 × 70,469.84 - Step 4: Simplify right side
127,059.68x = 12,356,159,195.25 - Step 5: Solve for x
x = 12,356,159,195.25/127,059.68 - Step 6: Final answer
x = 97,246.89
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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.