Finding the Fourth Proportional to 127,214.01, 175,558.50 and 69,858.99
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Solution
The fourth proportional to 127,214.01, 175,558.50 and 69,858.99 is: 96,407.14
Step by Step Solution
- Step 1: Write the proportion equation
127,214.01 : 175,558.50 = 69,858.99 : x - Step 2: Convert to fraction form
127,214.01/175,558.50 = 69,858.99/x - Step 3: Cross multiply
127,214.01x = 175,558.50 × 69,858.99 - Step 4: Simplify right side
127,214.01x = 12,264,339,495.92 - Step 5: Solve for x
x = 12,264,339,495.92/127,214.01 - Step 6: Final answer
x = 96,407.14
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1.5x scale
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.