Finding the Fourth Proportional to 134,604.10, 201,679.35 and 106,416.10
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Solution
The fourth proportional to 134,604.10, 201,679.35 and 106,416.10 is: 159,444.85
Step by Step Solution
- Step 1: Write the proportion equation
134,604.10 : 201,679.35 = 106,416.10 : x - Step 2: Convert to fraction form
134,604.10/201,679.35 = 106,416.10/x - Step 3: Cross multiply
134,604.10x = 201,679.35 × 106,416.10 - Step 4: Simplify right side
134,604.10x = 21,461,929,877.54 - Step 5: Solve for x
x = 21,461,929,877.54/134,604.10 - Step 6: Final answer
x = 159,444.85
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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.