Finding the Fourth Proportional to 134,252.64, 201,388.68 and 40,765.68
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Solution
The fourth proportional to 134,252.64, 201,388.68 and 40,765.68 is: 61,151.47
Step by Step Solution
- Step 1: Write the proportion equation
134,252.64 : 201,388.68 = 40,765.68 : x - Step 2: Convert to fraction form
134,252.64/201,388.68 = 40,765.68/x - Step 3: Cross multiply
134,252.64x = 201,388.68 × 40,765.68 - Step 4: Simplify right side
134,252.64x = 8,209,746,484.50 - Step 5: Solve for x
x = 8,209,746,484.50/134,252.64 - Step 6: Final answer
x = 61,151.47
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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.