Finding the Fourth Proportional to 98,072.57, 147,108.86 and 27,950.06
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Solution
The fourth proportional to 98,072.57, 147,108.86 and 27,950.06 is: 41,925.09
Step by Step Solution
- Step 1: Write the proportion equation
98,072.57 : 147,108.86 = 27,950.06 : x - Step 2: Convert to fraction form
98,072.57/147,108.86 = 27,950.06/x - Step 3: Cross multiply
98,072.57x = 147,108.86 × 27,950.06 - Step 4: Simplify right side
98,072.57x = 4,111,701,796.37 - Step 5: Solve for x
x = 4,111,701,796.37/98,072.57 - Step 6: Final answer
x = 41,925.09
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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.