Finding the Fourth Proportional to 150,905.36, 208,261.80 and 97,301.96
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Solution
The fourth proportional to 150,905.36, 208,261.80 and 97,301.96 is: 134,284.70
Step by Step Solution
- Step 1: Write the proportion equation
150,905.36 : 208,261.80 = 97,301.96 : x - Step 2: Convert to fraction form
150,905.36/208,261.80 = 97,301.96/x - Step 3: Cross multiply
150,905.36x = 208,261.80 × 97,301.96 - Step 4: Simplify right side
150,905.36x = 20,264,281,333.13 - Step 5: Solve for x
x = 20,264,281,333.13/150,905.36 - Step 6: Final answer
x = 134,284.70
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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.