Finding the Fourth Proportional to 122,207.04, 183,552.48 and 74,274.48
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Solution
The fourth proportional to 122,207.04, 183,552.48 and 74,274.48 is: 111,558.75
Step by Step Solution
- Step 1: Write the proportion equation
122,207.04 : 183,552.48 = 74,274.48 : x - Step 2: Convert to fraction form
122,207.04/183,552.48 = 74,274.48/x - Step 3: Cross multiply
122,207.04x = 183,552.48 × 74,274.48 - Step 4: Simplify right side
122,207.04x = 13,633,265,004.71 - Step 5: Solve for x
x = 13,633,265,004.71/122,207.04 - Step 6: Final answer
x = 111,558.75
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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.