Finding the Fourth Proportional to 152,259.05, 228,387.56 and 119,007.09
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Solution
The fourth proportional to 152,259.05, 228,387.56 and 119,007.09 is: 178,509.84
Step by Step Solution
- Step 1: Write the proportion equation
152,259.05 : 228,387.56 = 119,007.09 : x - Step 2: Convert to fraction form
152,259.05/228,387.56 = 119,007.09/x - Step 3: Cross multiply
152,259.05x = 228,387.56 × 119,007.09 - Step 4: Simplify right side
152,259.05x = 27,179,738,907.80 - Step 5: Solve for x
x = 27,179,738,907.80/152,259.05 - Step 6: Final answer
x = 178,509.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.