Finding the Fourth Proportional to 110,285.69, 151,202.70 and 108,292.68
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Solution
The fourth proportional to 110,285.69, 151,202.70 and 108,292.68 is: 148,470.27
Step by Step Solution
- Step 1: Write the proportion equation
110,285.69 : 151,202.70 = 108,292.68 : x - Step 2: Convert to fraction form
110,285.69/151,202.70 = 108,292.68/x - Step 3: Cross multiply
110,285.69x = 151,202.70 × 108,292.68 - Step 4: Simplify right side
110,285.69x = 16,374,145,606.24 - Step 5: Solve for x
x = 16,374,145,606.24/110,285.69 - Step 6: Final answer
x = 148,470.27
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.