Finding the Fourth Proportional to 144,988.08, 199,628.88 and 131,702.06
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Solution
The fourth proportional to 144,988.08, 199,628.88 and 131,702.06 is: 181,335.84
Step by Step Solution
- Step 1: Write the proportion equation
144,988.08 : 199,628.88 = 131,702.06 : x - Step 2: Convert to fraction form
144,988.08/199,628.88 = 131,702.06/x - Step 3: Cross multiply
144,988.08x = 199,628.88 × 131,702.06 - Step 4: Simplify right side
144,988.08x = 26,291,534,731.49 - Step 5: Solve for x
x = 26,291,534,731.49/144,988.08 - Step 6: Final answer
x = 181,335.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.