Finding the Fourth Proportional to 104,803.38, 144,606.24 and 62,353.62
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Solution
The fourth proportional to 104,803.38, 144,606.24 and 62,353.62 is: 86,034.65
Step by Step Solution
- Step 1: Write the proportion equation
104,803.38 : 144,606.24 = 62,353.62 : x - Step 2: Convert to fraction form
104,803.38/144,606.24 = 62,353.62/x - Step 3: Cross multiply
104,803.38x = 144,606.24 × 62,353.62 - Step 4: Simplify right side
104,803.38x = 9,016,722,538.59 - Step 5: Solve for x
x = 9,016,722,538.59/104,803.38 - Step 6: Final answer
x = 86,034.65
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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.