Finding the Fourth Proportional to 124,963.14, 187,425.44 and 40,723.08
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Solution
The fourth proportional to 124,963.14, 187,425.44 and 40,723.08 is: 61,078.34
Step by Step Solution
- Step 1: Write the proportion equation
124,963.14 : 187,425.44 = 40,723.08 : x - Step 2: Convert to fraction form
124,963.14/187,425.44 = 40,723.08/x - Step 3: Cross multiply
124,963.14x = 187,425.44 × 40,723.08 - Step 4: Simplify right side
124,963.14x = 7,632,540,983.54 - Step 5: Solve for x
x = 7,632,540,983.54/124,963.14 - Step 6: Final answer
x = 61,078.34
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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.