Finding the Fourth Proportional to 134,326.09, 185,364.16 and 73,892.90
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Solution
The fourth proportional to 134,326.09, 185,364.16 and 73,892.90 is: 101,968.99
Step by Step Solution
- Step 1: Write the proportion equation
134,326.09 : 185,364.16 = 73,892.90 : x - Step 2: Convert to fraction form
134,326.09/185,364.16 = 73,892.90/x - Step 3: Cross multiply
134,326.09x = 185,364.16 × 73,892.90 - Step 4: Simplify right side
134,326.09x = 13,697,095,338.46 - Step 5: Solve for x
x = 13,697,095,338.46/134,326.09 - Step 6: Final answer
x = 101,968.99
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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.