Finding the Fourth Proportional to 96,292.08, 132,916.46 and 66,177.09
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Solution
The fourth proportional to 96,292.08, 132,916.46 and 66,177.09 is: 91,347.33
Step by Step Solution
- Step 1: Write the proportion equation
96,292.08 : 132,916.46 = 66,177.09 : x - Step 2: Convert to fraction form
96,292.08/132,916.46 = 66,177.09/x - Step 3: Cross multiply
96,292.08x = 132,916.46 × 66,177.09 - Step 4: Simplify right side
96,292.08x = 8,796,024,036.76 - Step 5: Solve for x
x = 8,796,024,036.76/96,292.08 - Step 6: Final answer
x = 91,347.33
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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.