Finding the Fourth Proportional to 147,132.94, 220,698.35 and 97,435.49
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Solution
The fourth proportional to 147,132.94, 220,698.35 and 97,435.49 is: 146,152.53
Step by Step Solution
- Step 1: Write the proportion equation
147,132.94 : 220,698.35 = 97,435.49 : x - Step 2: Convert to fraction form
147,132.94/220,698.35 = 97,435.49/x - Step 3: Cross multiply
147,132.94x = 220,698.35 × 97,435.49 - Step 4: Simplify right side
147,132.94x = 21,503,851,874.44 - Step 5: Solve for x
x = 21,503,851,874.44/147,132.94 - Step 6: Final answer
x = 146,152.53
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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.