Finding the Fourth Proportional to 97,608.20, 146,412.30 and 58,209.80
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Solution
The fourth proportional to 97,608.20, 146,412.30 and 58,209.80 is: 87,314.70
Step by Step Solution
- Step 1: Write the proportion equation
97,608.20 : 146,412.30 = 58,209.80 : x - Step 2: Convert to fraction form
97,608.20/146,412.30 = 58,209.80/x - Step 3: Cross multiply
97,608.20x = 146,412.30 × 58,209.80 - Step 4: Simplify right side
97,608.20x = 8,522,630,700.54 - Step 5: Solve for x
x = 8,522,630,700.54/97,608.20 - Step 6: Final answer
x = 87,314.70
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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.