Finding the Fourth Proportional to 153,629.57, 230,444.36 and 48,456.74
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Solution
The fourth proportional to 153,629.57, 230,444.36 and 48,456.74 is: 72,685.11
Step by Step Solution
- Step 1: Write the proportion equation
153,629.57 : 230,444.36 = 48,456.74 : x - Step 2: Convert to fraction form
153,629.57/230,444.36 = 48,456.74/x - Step 3: Cross multiply
153,629.57x = 230,444.36 × 48,456.74 - Step 4: Simplify right side
153,629.57x = 11,166,583,134.24 - Step 5: Solve for x
x = 11,166,583,134.24/153,629.57 - Step 6: Final answer
x = 72,685.11
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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.