Finding the Fourth Proportional to 122,117.10, 183,175.65 and 101,381.10
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Solution
The fourth proportional to 122,117.10, 183,175.65 and 101,381.10 is: 152,071.65
Step by Step Solution
- Step 1: Write the proportion equation
122,117.10 : 183,175.65 = 101,381.10 : x - Step 2: Convert to fraction form
122,117.10/183,175.65 = 101,381.10/x - Step 3: Cross multiply
122,117.10x = 183,175.65 × 101,381.10 - Step 4: Simplify right side
122,117.10x = 18,570,548,890.22 - Step 5: Solve for x
x = 18,570,548,890.22/122,117.10 - Step 6: Final answer
x = 152,071.65
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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.