Finding the Fourth Proportional to 94,718.69, 130,702.49 and 52,274.49
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Solution
The fourth proportional to 94,718.69, 130,702.49 and 52,274.49 is: 72,133.66
Step by Step Solution
- Step 1: Write the proportion equation
94,718.69 : 130,702.49 = 52,274.49 : x - Step 2: Convert to fraction form
94,718.69/130,702.49 = 52,274.49/x - Step 3: Cross multiply
94,718.69x = 130,702.49 × 52,274.49 - Step 4: Simplify right side
94,718.69x = 6,832,406,480.25 - Step 5: Solve for x
x = 6,832,406,480.25/94,718.69 - Step 6: Final answer
x = 72,133.66
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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.