Finding the Fourth Proportional to 149,557.93, 224,288.36 and 49,691.31
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Solution
The fourth proportional to 149,557.93, 224,288.36 and 49,691.31 is: 74,520.83
Step by Step Solution
- Step 1: Write the proportion equation
149,557.93 : 224,288.36 = 49,691.31 : x - Step 2: Convert to fraction form
149,557.93/224,288.36 = 49,691.31/x - Step 3: Cross multiply
149,557.93x = 224,288.36 × 49,691.31 - Step 4: Simplify right side
149,557.93x = 11,145,181,522.96 - Step 5: Solve for x
x = 11,145,181,522.96/149,557.93 - Step 6: Final answer
x = 74,520.83
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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.