Finding the Fourth Proportional to 97,185.84, 134,113.92 and 54,741.84
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Solution
The fourth proportional to 97,185.84, 134,113.92 and 54,741.84 is: 75,542.31
Step by Step Solution
- Step 1: Write the proportion equation
97,185.84 : 134,113.92 = 54,741.84 : x - Step 2: Convert to fraction form
97,185.84/134,113.92 = 54,741.84/x - Step 3: Cross multiply
97,185.84x = 134,113.92 × 54,741.84 - Step 4: Simplify right side
97,185.84x = 7,341,642,750.41 - Step 5: Solve for x
x = 7,341,642,750.41/97,185.84 - Step 6: Final answer
x = 75,542.31
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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.