Finding the Fourth Proportional to 169,881.09, 234,421.87 and 98,265.75
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Solution
The fourth proportional to 169,881.09, 234,421.87 and 98,265.75 is: 135,598.62
Step by Step Solution
- Step 1: Write the proportion equation
169,881.09 : 234,421.87 = 98,265.75 : x - Step 2: Convert to fraction form
169,881.09/234,421.87 = 98,265.75/x - Step 3: Cross multiply
169,881.09x = 234,421.87 × 98,265.75 - Step 4: Simplify right side
169,881.09x = 23,035,640,871.95 - Step 5: Solve for x
x = 23,035,640,871.95/169,881.09 - Step 6: Final answer
x = 135,598.62
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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.