Finding the Fourth Proportional to 94,671.14, 130,643.98 and 52,229.66
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Solution
The fourth proportional to 94,671.14, 130,643.98 and 52,229.66 is: 72,075.72
Step by Step Solution
- Step 1: Write the proportion equation
94,671.14 : 130,643.98 = 52,229.66 : x - Step 2: Convert to fraction form
94,671.14/130,643.98 = 52,229.66/x - Step 3: Cross multiply
94,671.14x = 130,643.98 × 52,229.66 - Step 4: Simplify right side
94,671.14x = 6,823,489,872.65 - Step 5: Solve for x
x = 6,823,489,872.65/94,671.14 - Step 6: Final answer
x = 72,075.72
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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.