Finding the Fourth Proportional to 97,277.76, 134,174.88 and 82,270.08
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Solution
The fourth proportional to 97,277.76, 134,174.88 and 82,270.08 is: 113,474.84
Step by Step Solution
- Step 1: Write the proportion equation
97,277.76 : 134,174.88 = 82,270.08 : x - Step 2: Convert to fraction form
97,277.76/134,174.88 = 82,270.08/x - Step 3: Cross multiply
97,277.76x = 134,174.88 × 82,270.08 - Step 4: Simplify right side
97,277.76x = 11,038,578,111.59 - Step 5: Solve for x
x = 11,038,578,111.59/97,277.76 - Step 6: Final answer
x = 113,474.84
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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.