Finding the Fourth Proportional to 192,071.77, 265,074.06 and 107,201.59
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Solution
The fourth proportional to 192,071.77, 265,074.06 and 107,201.59 is: 147,946.58
Step by Step Solution
- Step 1: Write the proportion equation
192,071.77 : 265,074.06 = 107,201.59 : x - Step 2: Convert to fraction form
192,071.77/265,074.06 = 107,201.59/x - Step 3: Cross multiply
192,071.77x = 265,074.06 × 107,201.59 - Step 4: Simplify right side
192,071.77x = 28,416,360,699.76 - Step 5: Solve for x
x = 28,416,360,699.76/192,071.77 - Step 6: Final answer
x = 147,946.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.