Finding the Fourth Proportional to 153,839.54, 230,772.27 and 48,656.18
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Solution
The fourth proportional to 153,839.54, 230,772.27 and 48,656.18 is: 72,988.37
Step by Step Solution
- Step 1: Write the proportion equation
153,839.54 : 230,772.27 = 48,656.18 : x - Step 2: Convert to fraction form
153,839.54/230,772.27 = 48,656.18/x - Step 3: Cross multiply
153,839.54x = 230,772.27 × 48,656.18 - Step 4: Simplify right side
153,839.54x = 11,228,497,108.13 - Step 5: Solve for x
x = 11,228,497,108.13/153,839.54 - Step 6: Final answer
x = 72,988.37
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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.