Finding the Fourth Proportional to 103,224.36, 142,415.97 and 60,194.13
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Solution
The fourth proportional to 103,224.36, 142,415.97 and 60,194.13 is: 83,048.28
Step by Step Solution
- Step 1: Write the proportion equation
103,224.36 : 142,415.97 = 60,194.13 : x - Step 2: Convert to fraction form
103,224.36/142,415.97 = 60,194.13/x - Step 3: Cross multiply
103,224.36x = 142,415.97 × 60,194.13 - Step 4: Simplify right side
103,224.36x = 8,572,605,412.26 - Step 5: Solve for x
x = 8,572,605,412.26/103,224.36 - Step 6: Final answer
x = 83,048.28
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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.