Finding the Fourth Proportional to 254,905.68, 382,134.96 and 97,029.12
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Solution
The fourth proportional to 254,905.68, 382,134.96 and 97,029.12 is: 145,458.58
Step by Step Solution
- Step 1: Write the proportion equation
254,905.68 : 382,134.96 = 97,029.12 : x - Step 2: Convert to fraction form
254,905.68/382,134.96 = 97,029.12/x - Step 3: Cross multiply
254,905.68x = 382,134.96 × 97,029.12 - Step 4: Simplify right side
254,905.68x = 37,078,218,890.04 - Step 5: Solve for x
x = 37,078,218,890.04/254,905.68 - Step 6: Final answer
x = 145,458.58
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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.