Finding the Fourth Proportional to 134,254.64, 201,391.68 and 40,767.68
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Solution
The fourth proportional to 134,254.64, 201,391.68 and 40,767.68 is: 61,154.47
Step by Step Solution
- Step 1: Write the proportion equation
134,254.64 : 201,391.68 = 40,767.68 : x - Step 2: Convert to fraction form
134,254.64/201,391.68 = 40,767.68/x - Step 3: Cross multiply
134,254.64x = 201,391.68 × 40,767.68 - Step 4: Simplify right side
134,254.64x = 8,210,271,564.90 - Step 5: Solve for x
x = 8,210,271,564.90/134,254.64 - Step 6: Final answer
x = 61,154.47
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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.