Finding the Fourth Proportional to 150,750.96, 208,036.62 and 83,682.96
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Solution
The fourth proportional to 150,750.96, 208,036.62 and 83,682.96 is: 115,482.65
Step by Step Solution
- Step 1: Write the proportion equation
150,750.96 : 208,036.62 = 83,682.96 : x - Step 2: Convert to fraction form
150,750.96/208,036.62 = 83,682.96/x - Step 3: Cross multiply
150,750.96x = 208,036.62 × 83,682.96 - Step 4: Simplify right side
150,750.96x = 17,409,120,150.00 - Step 5: Solve for x
x = 17,409,120,150.00/150,750.96 - Step 6: Final answer
x = 115,482.65
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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.