Finding the Fourth Proportional to 88,186.53, 121,698.33 and 47,901.09
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Solution
The fourth proportional to 88,186.53, 121,698.33 and 47,901.09 is: 66,104.00
Step by Step Solution
- Step 1: Write the proportion equation
88,186.53 : 121,698.33 = 47,901.09 : x - Step 2: Convert to fraction form
88,186.53/121,698.33 = 47,901.09/x - Step 3: Cross multiply
88,186.53x = 121,698.33 × 47,901.09 - Step 4: Simplify right side
88,186.53x = 5,829,482,658.18 - Step 5: Solve for x
x = 5,829,482,658.18/88,186.53 - Step 6: Final answer
x = 66,104.00
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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.