Finding the Fourth Proportional to 239,010.66, 358,737.51 and 120,765.09
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Solution
The fourth proportional to 239,010.66, 358,737.51 and 120,765.09 is: 181,259.56
Step by Step Solution
- Step 1: Write the proportion equation
239,010.66 : 358,737.51 = 120,765.09 : x - Step 2: Convert to fraction form
239,010.66/358,737.51 = 120,765.09/x - Step 3: Cross multiply
239,010.66x = 358,737.51 × 120,765.09 - Step 4: Simplify right side
239,010.66x = 43,322,967,681.53 - Step 5: Solve for x
x = 43,322,967,681.53/239,010.66 - Step 6: Final answer
x = 181,259.56
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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.