Finding the Fourth Proportional to 153,735.04, 212,188.44 and 97,135.48
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Solution
The fourth proportional to 153,735.04, 212,188.44 and 97,135.48 is: 134,068.50
Step by Step Solution
- Step 1: Write the proportion equation
153,735.04 : 212,188.44 = 97,135.48 : x - Step 2: Convert to fraction form
153,735.04/212,188.44 = 97,135.48/x - Step 3: Cross multiply
153,735.04x = 212,188.44 × 97,135.48 - Step 4: Simplify right side
153,735.04x = 20,611,025,969.85 - Step 5: Solve for x
x = 20,611,025,969.85/153,735.04 - Step 6: Final answer
x = 134,068.50
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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.