Finding the Fourth Proportional to 232,176.70, 348,265.05 and 74,518.30
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Solution
The fourth proportional to 232,176.70, 348,265.05 and 74,518.30 is: 111,777.45
Step by Step Solution
- Step 1: Write the proportion equation
232,176.70 : 348,265.05 = 74,518.30 : x - Step 2: Convert to fraction form
232,176.70/348,265.05 = 74,518.30/x - Step 3: Cross multiply
232,176.70x = 348,265.05 × 74,518.30 - Step 4: Simplify right side
232,176.70x = 25,952,119,475.42 - Step 5: Solve for x
x = 25,952,119,475.42/232,176.70 - Step 6: Final answer
x = 111,777.45
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1.5x scale
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.