Finding the Fourth Proportional to 97,169.84, 134,090.88 and 54,732.32
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Solution
The fourth proportional to 97,169.84, 134,090.88 and 54,732.32 is: 75,528.63
Step by Step Solution
- Step 1: Write the proportion equation
97,169.84 : 134,090.88 = 54,732.32 : x - Step 2: Convert to fraction form
97,169.84/134,090.88 = 54,732.32/x - Step 3: Cross multiply
97,169.84x = 134,090.88 × 54,732.32 - Step 4: Simplify right side
97,169.84x = 7,339,104,953.24 - Step 5: Solve for x
x = 7,339,104,953.24/97,169.84 - Step 6: Final answer
x = 75,528.63
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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.