Finding the Fourth Proportional to 169,368.09, 233,711.12 and 97,771.17
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Solution
The fourth proportional to 169,368.09, 233,711.12 and 97,771.17 is: 134,914.49
Step by Step Solution
- Step 1: Write the proportion equation
169,368.09 : 233,711.12 = 97,771.17 : x - Step 2: Convert to fraction form
169,368.09/233,711.12 = 97,771.17/x - Step 3: Cross multiply
169,368.09x = 233,711.12 × 97,771.17 - Step 4: Simplify right side
169,368.09x = 22,850,209,155.55 - Step 5: Solve for x
x = 22,850,209,155.55/169,368.09 - Step 6: Final answer
x = 134,914.49
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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.