Finding the Fourth Proportional to 104,177.18, 156,266.04 and 25,291.28
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Solution
The fourth proportional to 104,177.18, 156,266.04 and 25,291.28 is: 37,936.99
Step by Step Solution
- Step 1: Write the proportion equation
104,177.18 : 156,266.04 = 25,291.28 : x - Step 2: Convert to fraction form
104,177.18/156,266.04 = 25,291.28/x - Step 3: Cross multiply
104,177.18x = 156,266.04 × 25,291.28 - Step 4: Simplify right side
104,177.18x = 3,952,168,172.13 - Step 5: Solve for x
x = 3,952,168,172.13/104,177.18 - Step 6: Final answer
x = 37,936.99
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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.