Finding the Fourth Proportional to 88,811.08, 133,214.74 and 28,839.49
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Solution
The fourth proportional to 88,811.08, 133,214.74 and 28,839.49 is: 43,258.62
Step by Step Solution
- Step 1: Write the proportion equation
88,811.08 : 133,214.74 = 28,839.49 : x - Step 2: Convert to fraction form
88,811.08/133,214.74 = 28,839.49/x - Step 3: Cross multiply
88,811.08x = 133,214.74 × 28,839.49 - Step 4: Simplify right side
88,811.08x = 3,841,844,756.95 - Step 5: Solve for x
x = 3,841,844,756.95/88,811.08 - Step 6: Final answer
x = 43,258.62
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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.