Finding the Fourth Proportional to 176,770.68, 243,948.60 and 96,203.40
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Solution
The fourth proportional to 176,770.68, 243,948.60 and 96,203.40 is: 132,763.45
Step by Step Solution
- Step 1: Write the proportion equation
176,770.68 : 243,948.60 = 96,203.40 : x - Step 2: Convert to fraction form
176,770.68/243,948.60 = 96,203.40/x - Step 3: Cross multiply
176,770.68x = 243,948.60 × 96,203.40 - Step 4: Simplify right side
176,770.68x = 23,468,684,745.24 - Step 5: Solve for x
x = 23,468,684,745.24/176,770.68 - Step 6: Final answer
x = 132,763.45
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1.5x scale
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.