Finding the Fourth Proportional to 254,905.18, 382,134.21 and 97,028.62
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Solution
The fourth proportional to 254,905.18, 382,134.21 and 97,028.62 is: 145,457.83
Step by Step Solution
- Step 1: Write the proportion equation
254,905.18 : 382,134.21 = 97,028.62 : x - Step 2: Convert to fraction form
254,905.18/382,134.21 = 97,028.62/x - Step 3: Cross multiply
254,905.18x = 382,134.21 × 97,028.62 - Step 4: Simplify right side
254,905.18x = 37,077,955,051.09 - Step 5: Solve for x
x = 37,077,955,051.09/254,905.18 - Step 6: Final answer
x = 145,457.83
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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.