Finding the Fourth Proportional to 149,470.60, 224,157.12 and 49,603.96
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Solution
The fourth proportional to 149,470.60, 224,157.12 and 49,603.96 is: 74,389.75
Step by Step Solution
- Step 1: Write the proportion equation
149,470.60 : 224,157.12 = 49,603.96 : x - Step 2: Convert to fraction form
149,470.60/224,157.12 = 49,603.96/x - Step 3: Cross multiply
149,470.60x = 224,157.12 × 49,603.96 - Step 4: Simplify right side
149,470.60x = 11,119,080,814.20 - Step 5: Solve for x
x = 11,119,080,814.20/149,470.60 - Step 6: Final answer
x = 74,389.75
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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.