Finding the Fourth Proportional to 153,365.94, 230,072.13 and 48,175.02
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Solution
The fourth proportional to 153,365.94, 230,072.13 and 48,175.02 is: 72,269.82
Step by Step Solution
- Step 1: Write the proportion equation
153,365.94 : 230,072.13 = 48,175.02 : x - Step 2: Convert to fraction form
153,365.94/230,072.13 = 48,175.02/x - Step 3: Cross multiply
153,365.94x = 230,072.13 × 48,175.02 - Step 4: Simplify right side
153,365.94x = 11,083,729,464.19 - Step 5: Solve for x
x = 11,083,729,464.19/153,365.94 - Step 6: Final answer
x = 72,269.82
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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.