Finding the Fourth Proportional to 117,101.10, 175,652.10 and 28,354.48
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Solution
The fourth proportional to 117,101.10, 175,652.10 and 28,354.48 is: 42,531.83
Step by Step Solution
- Step 1: Write the proportion equation
117,101.10 : 175,652.10 = 28,354.48 : x - Step 2: Convert to fraction form
117,101.10/175,652.10 = 28,354.48/x - Step 3: Cross multiply
117,101.10x = 175,652.10 × 28,354.48 - Step 4: Simplify right side
117,101.10x = 4,980,523,956.41 - Step 5: Solve for x
x = 4,980,523,956.41/117,101.10 - Step 6: Final answer
x = 42,531.83
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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.