Finding the Fourth Proportional to 133,930.60, 201,126.30 and 94,762.60
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Solution
The fourth proportional to 133,930.60, 201,126.30 and 94,762.60 is: 142,306.92
Step by Step Solution
- Step 1: Write the proportion equation
133,930.60 : 201,126.30 = 94,762.60 : x - Step 2: Convert to fraction form
133,930.60/201,126.30 = 94,762.60/x - Step 3: Cross multiply
133,930.60x = 201,126.30 × 94,762.60 - Step 4: Simplify right side
133,930.60x = 19,059,251,116.38 - Step 5: Solve for x
x = 19,059,251,116.38/133,930.60 - Step 6: Final answer
x = 142,306.92
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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.